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Best Step Drill Bits - Buying Guide

Last Updated: 10/18/2019

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Bestselling Step Drill Bits on Amazon

  1. CO-Z 5pcs Hss Cobalt Multiple Hole 50 Sizes Step Drill Bit Set with Aluminum Case
  2. Neiko 10194A Titanium Step Drill Bit, High Speed Steel | 1/4 to 1-3/8 | Total 10 Step Sizes
  3. Neiko 10181A Quick Change HSS Titanium Coated Spiral Grooved Step Drill Bit 3-Piece Set | 31 Step Si...
  4. COMOWARE Step Drill Bit Set & Automatic Center Punch- Unibit, Titanium Coated, Double Cutting Blades...
  5. Neiko 10193A Titanium Step Drill Bit Set, High Speed Steel | 3-Piece Set | Total 28 Sizes
  6. Knoweasy 10 Step Sizes Titanium Step Drill Bit,High Speed Steel 1/4 to 1-3/8 Inches Drill Bits Set f...
  7. COMOWARE Step Drill Bit - Titanium Coated, Double Cutting Blades, High Speed Steel, Short Length Dri...
  8. Klein Tools KTSB15 Step Drill Bit #15 Double Fluted 7/8 to 1-3/8-Inch
  9. HYCLAT Titanium Step Drill Bit Set & Automatic Center Punch - High-Speed Metal Steel Drill Double Cu...
  10. QWORK 3 Pcs Titanium Step Drill Bit Set, High Speed Steel, 1/8" - 3/4" Total 28 Sizes, HSS Multiple ...

  #1

CO-Z 5pcs Hss Cobalt Multiple Hole 50 Sizes Step Drill Bit Set with Aluminum Case

Model: CO-Z SDB-0000   |    Mpn: CO-Z SDB-0000   |    Ean: 0640674583197   |    PartNumber: CO-Z SDB-0000   |   Asin: B0177PN6SI

Specifications Item Type: Step Drill Size: #1: 3/16" to 1/2" 6 Steps (3/16'', 1/4'', 5/16", 3/8'', 7/16'', 1/2'') #2: 1/8" to 1/2" 13 Steps (1/8", 5/32", 3/16'', 7/32", 1/4'', 9/32", 5/16", 11/32", 3/8'', 13/32", 7/16'', 15/32", 1/2'') #3: 1/4" to 3/4'' 9 Steps (1/4'', 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4") #4: 1/4" to 1-3/8" 10 Steps (1/4'', 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8") #5: 3/16" to 7/8" 12 Steps (1/4'', 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8")" Features 1. Cobalt added reduces friction and lasts longer than those which does not contain cobalt bits. 2. High speed steel for longer service life. 3. Double cutting blades design enables a faster and smoother cutting. 4. Automatically deburrs holes while drilling 5. 3-sided shank prevents slip in drill chuck 6. Includes a protective aluminum case to make the drills not easy to dull. 7. The sharpness and titanium coating ensure easily cut through most sheet metal, plastic and of course wood and some other materials with ease. Package 5x Step Drill Bit Set 1x Aluminum Case.

Features

  • Cobalt high speed steel along with the titanium coating ensures extreme durability, will stay new and shiny for years to come.
  • Different sized shanks ensure compatibility with 1/4, 3/8 and 1/2 in. chuck sizes.
  • Non-walking drill tip provides fast and smooth drills on steel sheets, aluminum sheets, wood board, plastic board etc. (the board must be smaller in thickness than the height of step drill bits).
  • Please mark the spot that you are to drill for easier drilling and improved drill bits life.
  • All the bits come in a well-organized case for easy transport and storage.
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Brand: CO-Z   |   Manufacturer: CO-Z

Item Dimensions: 6.1 x 1.57 x 4.33 inches (15.5 x 4.0 x 11.0 cm)   |   Package Dimensions: 1.9 x 5 x 6.5 inches (4.8 x 12.7 x 16.5 cm)

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  #2

Neiko 10194A Titanium Step Drill Bit, High Speed Steel | 1/4 to 1-3/8 | Total 10 Step Sizes

Model: 10194A   |    Mpn: 10194A   |    Ean: 7147905917071   |    PartNumber: 10194A   |   Asin: B000FZ2UOY

Neiko Tools U.S.A. Titanium Step Drill Bit 1/4" to 1-3/8" in 1/8" Increments, Two-Flute Design for Faster, Smoother Cutting, 3 Flatted 3/8" Shank, Heat Treated HSS with Titanium Nitride Coating, Self-starting - no walking and no center punch required, Perfect for clean holes in thin materials like steel, stainless steel, copper, aluminum or plastic

Features

  • TITANIUM | HIGH SPEED STEEL: classic high speed steel with titanium coating for proven capability and durability in drilling holes in plastic, aluminum, copper, stainless steel and many other types of sheet metal
  • 135 SPLIT POINT TIP: increases cutting speed with self-centering and prevents walking
  • TWO-FLUTE DESIGN: clears chips faster and allows particles to escape easily
  • TRI-FLATTED SHANK: fits into power tools chuck securely and eliminates slip
  • INCLUDES 10 STEP SIZES: 1/4, 3/8, 1/2, 5/8, 3/4, 7/8, 1, 1-1/8, 1-1/4, 1-3/8
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Brand: Neiko   |   Manufacturer: Ridgerock Tools Inc.

Item Dimensions: 1.6 x 2.9 x 6.1 inches (4.1 x 7.4 x 15.5 cm)   |   Package Dimensions: 0.2 x 2.5 x 5.9 inches (0.5 x 6.4 x 15.0 cm)

Warranty: N/A

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  #3

Neiko 10181A Quick Change HSS Titanium Coated Spiral Grooved Step Drill Bit 3-Piece Set | 31 Step Sizes in One Kit

Model: 10181A   |    Mpn: 43219-22909   |    Ean: 0816914021617   |    PartNumber: 43219-22909   |   Asin: B07B4LCWC4

The Neiko Quick Change Titanium Spiral Grooved Step Drill Bit is constructed of HSS and titanium nitride coating. Features 3 step drill bits with the following corresponding sizes: 13 Step Drill (1/8, 5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 13/32, 7/16, 15/32, 1/2-inch) 6 Step Drill (3/16, 1/4, 5/16, 3/8, 7/16, 1/2-inch) and 12 Step Drill (3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8-inch)

Features

  • Constructed of industrial high speed steel with titanium nitride coating for durability and strength to punch and drill clean holes in materials like plastic, aluminum, wood, copper, stainless steel and other types of sheet metal
  • Unibit split point tip accelerates cutting speed while preventing angled walking away from center line of bore
  • Two-flute spiral grooved design deburrs chip, dust and debris for clearance and smooth cutting
  • Quick change 1/4-inch hex shank makes for easy, convenient bit switches and is compatible with impact ready power tools
  • Assortment comes with 3 drill bits of a combined 31 sizes to add to your drilling arsenal: 13 step drill (1/8, 5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 13/32, 7/16, 15/32, 1/2-inch) 6 step drill (3/16, 1/4, 5/16, 3/8, 7/16, 1/2-inch) and 12 step drill (3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8-inch)
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Brand: Neiko   |   Manufacturer: Neiko

Package Dimensions: 1 x 2.9 x 4 inches (2.5 x 7.4 x 10.2 cm)

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  #4

COMOWARE Step Drill Bit Set & Automatic Center Punch- Unibit, Titanium Coated, Double Cutting Blades, High Speed Steel, Short Length Drill Bits Set of 5 pcs, Total 50 Sizes with Aluminum Case

 Ean: 0657419854719   |   Asin: B07DB6CG2Z

Features:

COMOWARE step drill bits can replace 50 individual drill bits. 118 degrees split point tip design provides faster and smoother cutting, increase the wear resistance. HSS along with titanium coating ensures the bits stay sharp for years, perfect to drill holes on steel/aluminum/plastic etc. A well-organized case provides users with easy storage and transport, truly a must-have for DIY lovers.



Package:

5 x Step Drill Bit Set

1 x Aluminum Case



Size Include:

#1: 3/16" to 1/2" 6 Steps (3/16", 1/4", 5/16", 3/8", 7/16", 1/2")

#2: 1/8" to 1/2" 13 Steps (1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2")

#3: 1/4" to 3/4" 9 Steps (1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4")

#4: 1/4" to 1-3/8" 10 Steps (1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8")

#5: 3/16" to 7/8" 12 Steps (3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8")




Notice:

Please keep cool and gentle using, the working life of the step drill bits can be largely prolonged by proper usage.

Features

  • HSS Titanium Coating - High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler.
  • Meet Your Demands - With the step drill bits we offered, you can process different kinds of diameter holes, which greatly saves you a lot of trouble.Great for metal/wood/plastic countersunk. Suitable for Home DIY, and General Building/Engineering Use.
  • Design - The split point tip is at 118 degrees to increase the wear resistance. The two flute design provides a smoother cutting, allows the material particles escape easily for a much more clean drilling operation.
  • Easy Organizing - A drill bits holder with size index is included in the metal kit for easy storage and organizing without fear of it falling out.
  • Set Includes - The drill bits set includes five common sizes for versatility, can fit the majority of brands currently on the market.
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Brand: COMOWARE   |   Manufacturer: COMOWARE

Package Dimensions: 2.1 x 6 x 7.2 inches (5.3 x 15.2 x 18.3 cm)

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  #5

Neiko 10193A Titanium Step Drill Bit Set, High Speed Steel | 3-Piece Set | Total 28 Sizes

Model: 10193A   |    Mpn: 10193A   |    Ean: 7535001254679   |    PartNumber: 10193A   |   Asin: B001OEPYWK

This compact set replaces 28 individual drill bits. 3pc Step Drill Bits. 1/8"- 1/2", 3/16"- 1/2", 1/4"- 3/4". Two-flute design for faster, smoother cutting. Package comes with one 3/16-inch to 1/2-inch six-step bit, titanium coated. One 1/4-inch to 3/4-inch nine-step bit, titanium coated.

Features

  • TITANIUM | HIGH SPEED STEEL: classic high speed steel with titanium coating for proven capability and durability in drilling holes in plastic, aluminum, copper, stainless steel and many other types of sheet metal
  • 135 SPLIT POINT TIP: increases cutting speed with self-centering and prevents walking
  • TWO-FLUTE DESIGN: clears chips faster and allows particles to escape easily
  • TRI-FLATTED SHANK: fits into power tools chuck securely and eliminates slip
  • SET INCLUDES: Bit #1 (6 steps): 3/16, 1/4, 5/16, 3/8, 7/16, 1/2; Bit #2 (13 steps): 1/8, 5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 13/32, 7/16, 15/32, 1/2; Bit #3 (9 steps): 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4
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Brand: Neiko   |   Manufacturer: Ridgerock Tools Inc.

Item Dimensions: 1 x 4 x 6 inches (2.5 x 10.2 x 15.2 cm)   |   Package Dimensions: 1 x 3.5 x 6 inches (2.5 x 8.9 x 15.2 cm)

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  #6

Knoweasy 10 Step Sizes Titanium Step Drill Bit,High Speed Steel 1/4 to 1-3/8 Inches Drill Bits Set for Sheet Metal Hole Drilling

Asin: B07NKXLTCB

Features

  • Includes 10 step sizes: 1/4",3/8",1/2",5/8",3/4",7/8",1",1-1/8", 1-1/4",1-3/8".
  • Application: Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper, iron sheet and many other types of sheet metal (excluding steel or any other harder metal).
  • High Quality Material: Made of strong high speed steel with titanium coating, the bits have strong durability.
  • Unique Design: Two-fluted design provides faster,smoother cutting,provided with small pressure and the sets.
  • What you get: Knoweasy Step drill with safe plastic case,12 month wmonths warranty.
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Brand: knoweasy   |   Manufacturer: Knoweasy Electric CO.,lTD

Package Dimensions: 1.34 x 1.57 x 4.17 inches (3.4 x 4.0 x 10.6 cm)

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  #7

COMOWARE Step Drill Bit - Titanium Coated, Double Cutting Blades, High Speed Steel, Short Length Drill Bit, Total 10 Sizes

 Ean: 8431227855791   |   Asin: B07PPRDBM5

Features:

COMOWARE step drill bits can replace 10 individual drill bits. 118 degrees split point tip design provides faster and smoother cutting, increase the wear resistance. HSS along with titanium coating ensures the bits stay sharp for years, perfect to drill holes on plastic/ wood/ plank/ soft rubber with low hardness.

Package:

1 x Step Drill Bit

Size Include: 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8"

Notice:

Please keep cool and gentle using, the working life of the step drill bits can be largely prolonged by proper usage.

Features

  • HSS Titanium Coating - High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler.
  • Meet Your Demands - With the step drill bits we offered, you can process different kinds of diameter holes, which greatly saves you a lot of trouble.Great for steel sheets/ aluminum sheets/ copper/ plastic/ wood board and many other types of sheet metal with ease countersunk. Suitable for Home DIY, and General Building/ Engineering Use.
  • Design - The split point tip is at 118 degrees to increase the wear resistance. The two flute design provides a smoother cutting, allows the material particles escape easily for a much more clean drilling operation.
  • Safety and Stability- The 3 flat shank is better clamped on the pistol drill to prevent slippage and shedding during the rotation.
  • Size Includes - One drill with 10 steps: 1/4, 3/8, 1/2, 5/8, 3/4, 7/8, 1, 1-1/8, 1-1/4, 1-3/8 can fit the majority of brands currently on the market.
  • See more on Amazon...

Brand: COMOWARE   |   Manufacturer: COMOWARE

Package Dimensions: 0.5 x 2.8 x 6.4 inches (1.3 x 7.1 x 16.3 cm)

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  #8

Klein Tools KTSB15 Step Drill Bit #15 Double Fluted 7/8 to 1-3/8-Inch

Model: KTSB15   |    Mpn: KTSB15   |    Ean: 7241870889828   |    PartNumber: KTSB15   |   Asin: B0171X0S0A

No need to worry about losing your tools in the dark again with Klein Tools' Hi-Viz 1/4'' (6 mm) Cabinet-Tip Screwdriver. The glow-in-the-dark handle can stay illuminated for up to 30 minutes! Plus, it charges in direct sunlight or artificial lighting.

Features

  • Two flutes cut faster and keep bit cooler
  • Fast-starting, non-walking drill tip
  • High-visibility silver targets for primary hole sizes
  • Thick 3/8-Inch hex shank won't round out in the drill chuck for a more positive grip
  • 3 hole sizes
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Brand: Klein Tools   |   Manufacturer: North Coast Electric

Item Dimensions: 0.7 x 3.4 x 5.2 inches (1.8 x 8.6 x 13.2 cm)   |   Package Dimensions: 0.8 x 3.3 x 5.5 inches (2.0 x 8.4 x 14.0 cm)

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  #9

HYCLAT Titanium Step Drill Bit Set & Automatic Center Punch - High-Speed Metal Steel Drill Double Cutting Blades, Hss Cobalt Multiple Hole 50 Sizes, with Aluminum Case or Canvas Bag

Model: HTSDB6   |    Mpn: HSD000206   |    Ean: 0691953060809   |    PartNumber: HSD000206   |   Asin: B07BF532K7

HYCLAT step drill bits set replaces 50 individual drill bits in 5 pieces step drill bits, which saves you a lot of trouble and space.








High Speed Steel Versatility



Our step drill bits are constructed from traditional HSS combined with a titanium coating to make them even more durable.



This also proves the capability and durability of the drill to last through multiple drilling on surfaces such as: plastic, aluminum, copper, stainless steel, and so much more.





Increased Cutting Speed



The split point tip is at 135 degrees which allows you to cut faster throughout multiple uses.



This also ensures that you get sharp cutting on a wide variety of materials.





A well-organized box provides users with easy



storage and transport, truly a must-have for DIY lovers and HVAC professionals.







Advantages of HSS Step Drill Bits



1. Drills holes of various sizes without changing bits.



2. Prevents metal scurf from flying around for improved safety.



3. Smooth hole edges, perfect to drill holes for HVAC jobs.



Smoother and rounder holes.



4. Minimal shocks and almost impossible to snap compared to conventional bits.



5. Double cutting blades design enables a faster and smoother cutting;



6. X-type openings design to facilitate the removal of cutting waste when drilling;



7. 3-sided shank prevents slip in drill chuck;



8. Cobalt added reduces friction and lasts longer than those which does not contain cobalt bits;





Features

  • Dimensions: 5 pcs step drill bits enable 50 sizes - each step drill bit can drill several bore diameters. It can work as 50 pcs twist drill bits. You don't have to replace drill bit constantly with the step drill bits.
  • AUTOMATIC CENTER PUNCH - the center punch delivers an automatic, high-impact, spring-loaded strike-through adjusting the cap; it has a deeply knurled surface for nonslip control. The protective aluminum case makes the drills not easy to dull, Canvas Bag will more light and easy to carry, both of them would be shipped randomly.
  • TITANIUM HIGH-SPEED STEEL: classic high-speed steel with titanium coating for proven capability and durability in drilling holes in plastic, aluminum, copper, stainless steel and many other types of the metal sheet.
  • DOUBLE CUTTING BLADES & THREE-SIDED SHANK - Double cutting blades and X-type openings design ensure a faster and smoother cutting; 3-sided shank design prevents slip in drill chuck can cut through the wood, sheet metal, steel, and other surfaces.
  • WHAT YOU GET - HYCLAT Step Drill, Automatic Center Punch, Aluminum Case or Canvas Bag, 24 months warranty - Ideal Gift for Father's Day, Perfect for DIY lover!
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Brand: HYCLAT   |   Manufacturer: HYCLAT

Package Dimensions: 2 x 5.9 x 6.3 inches (5.1 x 15.0 x 16.0 cm)

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  #10

QWORK 3 Pcs Titanium Step Drill Bit Set, High Speed Steel, 1/8" - 3/4" Total 28 Sizes, HSS Multiple Hole Drilling Cutting with Storage Bag

 Ean: 0726679930652   |    PartNumber: WD1803   |   Asin: B074TFSS9R


Product Specification
Package quantity: 3 Pcs
No.1 -- Six step bit:3/16", 1/4", 5/16", 3/8", 7/16", 1/2" drilling diameter, up to 3/8" depth of each step
No.2 -- Nine step bit: 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4" drilling diameter, up to 3/16" depth of each step
No.3 -- Thirteen step bit: 1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2"drilling diameter, up to 1/8" depth of each step
Material:High Speed Steel
Shank :1/4" Hexagonal (6.35 mm)
Surface treatment: titanium coated
Tools: Power drill, driver and press drill
Package: 3 drill bits are packed in a blue durable storage bag that is easy to store and carry
User Instruction
1) Start drilling at low speed. Do not push too much. Let the drill bit to cut by itself. The harder the material it is working with, the lower speed shall be applied.
2) Inject coolant oil while working, it will dramatically increase the drilling efficiency and extend the drill bit life time
3) Drill bits are good for wood, plastic, steel and sheet metal drilling. Stainless steel is not recommended.

Features

  • 1) 3 standard SAE step drill bits can drill 28 different size of holes on different thickness of materials. One 3/16-inch to 1/2-inch six-step bit, 1/4-inch to 3/4-inch nine-step bit, and 1/8-inch to 1/2-inch 13-step bit(detailed hole size and drill depth of each drill bit please check in Product description below)
  • 2) Made of high quality high speed steel that is hard and sharp enough to drill through wood, plastic, steel and sheet metal
  • 3) Titanium coated surface can reduce friction and overheat when drilling through material for longer life time
  • 4) Two-flute design provides faster, smoother and accurate cutting
  • 5) 1/4 hex shank (6.35mm)can be easily fit into power driver, drill and press drill
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Brand: QWORK   |   Manufacturer: QWORK

Package Dimensions: 1.26 x 3.98 x 5.63 inches (3.2 x 10.1 x 14.3 cm)

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  #11

CO-Z 10 Sizes Titanium Step Drill Bit, 1/4 to 1-3/8 Inches High Speed Steel Drill Cone Bits for Sheet Metal Hole Drilling Cutting, HSS Multi Size Hole Stepped Up Unibit for DIY Lovers Electrician

 PartNumber: SDB-2017-01   |   Asin: B076QC5BWR


Description:
Our step drill bit set provides faster and more convenient drilling than single flute bits. The
easy-to-read step markings and targets save time when drilling holes, perfect for HVAC work,
home repairs and light jobs such as drilling holes in plastic, aluminum, copper, stainless steel
and many other types of sheet metal. 135 split point tip increases cutting speed with
self-centering and prevents walking.

Specification:
Step Sizes: 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8"
Material: High-speed steel
Package List:
1 x Step Drill Bits Set

Features

  • HSS & TITANIUM COATING - High-speed steel make it last longer than others, titanium coating ensure easily cut through iron sheets, aluminum sheets, copper & plastic & wood board and many other types of sheet metal with ease, and it can automatically deburr holes while drilling to keep the drill bit clean.
  • TITANIUM COATING: Coated with titanium, this step drill set performs well in heat, corrosion and rust resistance.
  • REVOLUTIONARY DESIGN: Tri-flatted shank fits into power tools chuck securely and eliminates slip; two-flute design clears chips faster and allows particles to escape easily.
  • INCLUDES 10 STEP SIZES: 1/4, 3/8, 1/2, 5/8, 3/4, 7/8, 1, 1-1/8, 1-1/4, 1-3/8.
  • A MUST-HAVE FOR HANDYMAN OR PROFESSIONALS: Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper, iron and many other types of sheet metal (excluding steel or any other harder metal).
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Brand: CO-Z   |   Manufacturer: CO-Z

Package Dimensions: 1.4 x 1.75 x 3.5 inches (3.6 x 4.4 x 8.9 cm)

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  #12

Milwaukee 48-89-9209 Bit 7/8 In. To 1-1/8 In. Step Drill

Model: 48-89-9209   |    Mpn: 48-89-9209   |    Ean: 0045242307715   |    PartNumber: 48-89-9209   |   Asin: B00GLJQMPG

Milwaukee tool 48-89-9209 Black Oxide fast-starting step drill bit 7/8 - 1-1/8 inch jam-free ;

Features

  • Has jam free performance that dual flute design provides greater speed and control
  • Up To 2 X Faster, Optimized For Cordless Drills In High Speed
  • Optimized for cordless drills in high speed,
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Brand: Milwaukee Electric Tool   |   Manufacturer: TV Non-Branded Items (Home Improvement)

Item Dimensions: 2.1 x 5.9 x 6.9 inches (5.3 x 15.0 x 17.5 cm)   |   Package Dimensions: 0.7 x 4.7 x 5.5 inches (1.8 x 11.9 x 14.0 cm)

Warranty: N/A

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  #13

CO-Z Large HSS Spiral Groove Step Drill Bit, 10 Sizes Titanium High Speed Steel 1/4" to 2-3/8" Drill Bit for Sheet Aluminium Metal Wood Hole Drilling, Big Multiple Hole Stepped Up Bit for DIY Lovers

 PartNumber: SDB0001TA   |   Asin: B07CMPH9VY


CO-Z step drill bits set replaces 50 individual drill bits in 5 pieces step drill bits, which
saves you a lot of trouble and space.
Two-fluted design provides faster and smoother cutting. Cobalt steel along with titanium
coating ensures this set with outstanding
durability and will stay sharp for years to come, perfect to cut holes on steel, aluminum
sheets etc. A well-organized box provides users with easy storage and transport, truly a
must-have for DIY lovers and HVAC professionals.

Features

  • The step drill bit is made from upgraded high speed steel characterized by well-balanced toughness, wear resistance and red hardness properties for better and faster hole -drilling performance. The titanium coating makes the drill bit more durable so that it can last for years with uncompromised quality.
  • The dual-flute design prevents metal fillings from flying around and clears chips faster thus it can drill more smoothly without heating up.
  • The rapid strike tip drills twice as fast as the average step drills and can drill acrylic, PVC, wood, aluminum and iron sheets up to 0.2'' in thickness.
  • Our drill bit is bigger in size so it can drill holes with larger dimensions.
  • 12 hole sizes: 1/4; 3/8; 19/32; 3/4; 1'; 1'3/16; 1'3/8; 1'5/8; 1'3/4; 2'; 2'3/16; 2'3/8.
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Brand: CO-Z   |   Manufacturer: CO-Z

Package Dimensions: 3.66 x 3.86 x 4.84 inches (9.3 x 9.8 x 12.3 cm)

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  #14

Uber Workshop - 3 Piece Step Drill Bit Set with Pouch - Impact Driver Compatible - 28 Sizes

Model: A04-6a   |    Mpn: YKWJ   |    Ean: 7131405379217   |    PartNumber: YKWJ   |   Asin: B015MV1N8E

3 piece fractional, titanium coated step drill bit set with storage pouch. Step bits are a powerful ally in the workshop. Combining up to 13 drill bit sizes in one unit you can spend more time working on your project than swapping out drill bits. The dual fluted design helps keep the work area clean with improved chip removal and the cutting angle of the bits keeps your holes smooth with minimal deburring required.

Features

  • Set comes with 3 different bits
  • Impact driver compatible - 1/4 hex shank - quick release
  • Dual fluted design for better chip removal and smoother finishing
  • Compact storage pouch keeps bits together and helps protect them from damage when not in use
  • Bit #1 = 1/4-3/4 (9 steps) bit #2 = 1/8-1/2 (13 steps) bit #3 = 3/16 - 1/2 (6 steps)
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Brand: Tools Supply   |   Manufacturer: YKWJ

Item Dimensions: 0.9 x 8 x 9 inches (2.3 x 20.3 x 22.9 cm)   |   Package Dimensions: 1.5 x 3 x 3.4 inches (3.8 x 7.6 x 8.6 cm)

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  #15

Comoware Left Hand Drill Bit Set, 13 Piece | M2 HSS With Titanium Nitride Coating | SAE (1/16" - 1/4") (Left Hand-13PCS)

 Ean: 0753594131369   |   Asin: B07QKS4Z71

Specifications

: Material: HSS, Titanium Coating

Angle Point: 135 Degree

Flute Type: Spiral

Shank Type: Straight Shank

Set Includes:

Retailed packaged 13 pieces twist drill bits, include 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 11/64, 3/16, 13/64, 7/32, 15/64 and 1/4
High Speed Steel:

High speed steel construction provides ultimate durability and the titanium coating ensures a longer service life so that the drill bits last through multiple uses.
Twist Design:

The split point tip and twist design increases cutting speed while easy self centering prevents walking. Say bye to all those chips and particles, with the twist design the drill bit can quickly clears them out, and leaves a clean, smooth hole.
Notice:

Please keep cool and gentle using, the working life of the twist drill bits can be largely prolonged by proper usage.

Features

  • 135 degree split point and twist design increases cutting speed with self-centering and prevents walking, clears chips and particles faster
  • Bits made of high speed M2 steel with a titanium nitride coat for added durability
  • Special left hand design can also be used with screw extractors to remove broken fasteners
  • Attachable to reversible drills to remove screws, bolts, and studs around the house, garage or on the job site
  • Set includes: 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 11/64, 3/16, 13/64, 7/32, 15/64 and 1/4 inch bits; Comes in metal index case for easy storage
  • See more on Amazon...

Brand: COMOWARE   |   Manufacturer: COMOWARE

Package Dimensions: 0.8 x 4.5 x 5.9 inches (2.0 x 11.4 x 15.0 cm)

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  #16

Yangoutool Titanium Step Drill Bit,High Speed Steel 10 Steps from 1/4"-1-3/8" Inches with Safe Plastic Case

 Ean: 0744790277548   |   Asin: B07P7BLJ9Y

Feature:
Titanium high speed steel: classic high speed steel and titanium coating with high capability and durability in drilling holes in plastic,aluminum,copper, stainless steel and many other types of sheet metal.
It's ideal for drilling in steel,copper, stainless steel,plastic,,aluminum and other thin materials. Walking and center punch are not necessary.


Package Included:
1 PC of step drill with plastic case
Includes step sizes:1/4,3/8,1/2, 5/8,3/4,7/8, 1,1-1/8, 1-1/4,1-3/8-inch


Features

  • TWO-FLUTE DESIGN: Clears chips faster and allows particles to escape easily.
  • HSS TITANIUM COATING: Made of high speed steel and titanium coated for added durability and bit life.
  • WIDE APPLICATION: Works on plastic,wood and most metals,including steel,brass,aluminum and copper.
  • INCLUDES 10 STEP SIZES: 1/4,3/8,1/2,5/8,3/4,7/8,1,1-1/8,1-1/4,1-3/8.
  • SAFETY AND STABILITY: The 3 flat shank is better clamped on the pistol drill to prevent slippage and shedding during the rotation.
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Brand: Yangoutool   |   Manufacturer: Yongbiao Import&Export Co.LTD

Item Dimensions: 1.6 x 2.9 x 6.1 inches (4.1 x 7.4 x 15.5 cm)   |   Package Dimensions: 1.42 x 1.5 x 3.86 inches (3.6 x 3.8 x 9.8 cm)

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  #17

DEWALT Step Drill Bit Set, 7/8-Inch to 1-1/8-Inch (DWA1789IR)

Model: DWA1789IR   |    Mpn: DWA1789IR   |    Ean: 7466655911390   |    PartNumber: DWA1789IR   |   Asin: B0090IHBQE

The DEWALT DWA1789IR 7/8-Inch-1-1/8-Inch impact ready step drill bit has a split point tip that increases speed. Its laser engraved numbers increase step visibility and while optimized for impact driver usage, this bit does work with rotary drills.

Features

  • Titanium two flute spiral design provides longer life and better chip removal
  • Split point tip increases speed
  • Laser engraved numbers increases step visibility
  • Optimized for impact driver usage
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Brand: DEWALT   |   Manufacturer: Dewalt

Item Dimensions: 1.13 x 2.88 x 6 inches (2.9 x 7.3 x 15.2 cm)   |   Package Dimensions: 0.4 x 3 x 5.9 inches (1.0 x 7.6 x 15.0 cm)

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  #18

CO-Z 1PCS M2 Step Bit, Faster Drilling Step Drill Bit, Professional Unibit Drill Bit for Cutting Holes On Sheet Metal, Steel, Wood, Aluminum, PVC, Multiple Hole Stepped Up Bit for Electrician Mechanic

 PartNumber: SDBKL3501   |   Asin: B07CMKXNKW


Our step drill bit set provides faster and more convenient drilling than single flute bits.
Double cutting blades and X-type openings design ensure a faster and smoother cutting;
3-sided shank design prevents slip in drill chuck. High-speed steel construction for
long service life;the sharpness and titanium coating ensure easily cut through most sheet
metal, plastic and some other materials with ease. Cobalt ingredient in the bit helps
to reduce friction, which ensures extended service life for many years to go.
The easy-to-read step markings and targets save time when drilling holes, perfect for HVAC
work, home repairs and light jobs.

Features

  • DURABLE & STURDY, solid M2 high speed construction for extra durability, close to impossible to snap compared conventional drill bits, the unique 3-sided shank prevents slip in drill chuck and reduces shocks; oiling the bits recommended before every use to maximize the service life.
  • JAM-FREE PERFORMANCE, dual-flute design and three-sided shank design is optimized for cordless drills in high speed provides greater speed and control while minimizing steel scurf flying around, to lengthen service life, please do not set drilling speed at its maximum to avoid damage to the cutting edge.
  • ONE BIT FOR ALL, the bit comes with 18 sizes so you can drill up to 18 holes with different diameters, saving you time and efforts to change bits, quadrupling your drilling efficiency compared to competition.
  • LASER-ENGRAVED MARKS, all the laser-engraved reference marks make it easy to stop on any hole size for your convenience.
  • UNIVERSAL COMPATIBILITY, designed for drilling on steel sheets up to 0.2 in., acrylic, PVC and wooden boards up to 0.2 inches.
  • See more on Amazon...

Brand: CO-Z   |   Manufacturer: CO-Z

Package Dimensions: 1.81 x 5.51 x 5.51 inches (4.6 x 14.0 x 14.0 cm)

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  #19

DEWALT DWA1783IR 1/8-Inch-1/2-Inch IMPACT READY Step Drill Bit

Model: DWA1783IR   |    Mpn: DWA1783IR   |    Ean: 7464647354552   |    PartNumber: DWA1783IR   |   Asin: B0090IHBL4

The DEWALT DWA1783IR 1/8-Inch-1/2-Inch impact ready step drill bit has a split point tip that increases speed. Its laser engraved numbers increase step visibility and while optimized for impact driver usage, this bit does work with rotary drills.

Features

  • Titanium two flute spiral design provides longer life and better chip removal
  • Split point tip increases speed
  • Laser engraved numbers increases step visibility
  • Optimized for impact driver usage
  • See more on Amazon...

Brand: DEWALT   |   Manufacturer: Dewalt

Item Dimensions: 0.75 x 2.88 x 6 inches (1.9 x 7.3 x 15.2 cm)   |   Package Dimensions: 0.2 x 2.6 x 4.9 inches (0.5 x 6.6 x 12.4 cm)

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  #20

CO-Z Cobalt Added M35 Step Drill Bit, Spiral Step Drill Bit, Unibit Drill Bit for Cutting Drilling Holes On Stainelss Steel, Steel, Metal Sheet, Multiple Hole Stepped Up Bit for Professionals

 PartNumber: SDBCM35CO   |   Asin: B07CN7XQ1C


Our step drill bit set provides faster and more convenient drilling than single flute bits.
Double cutting blades and X-type openings design ensure a faster and smoother cutting;
3-sided shank design prevents slip in drill chuck. High-speed steel
construction for long service life;
the sharpness and titanium coating ensure easily cut through most sheet metal, plastic and some
other materials with ease. Cobalt ingredient in the bit helps to reduce
friction, which ensures extended
service life for many years to go. The easy-to-read step markings and
targets save time when drilling holes,
perfect for HVAC work, home repairs and light jobs.

Features

  • DURABLE & STURDY W/COBALT ADDED, solid M35 molybdenum high speed construction with cobalt added for extra durability, close to impossible to snap compared conventional drill bits, the unique 3-sided shank prevents slip in drill chuck and reduces shocks; oiling the bits recommended before every use to maximize the service life.
  • JAM-FREE PERFORMANCE, dual-flute design and three-sided shank design is optimized for cordless drills in high speed provides greater speed and control while minimizing steel scurf flying around, to lengthen service life, please do not set drilling speed at its maximum to avoid damage to the cutting edge.
  • ONE BIT FOR ALL, every bit comes with 10 sizes so you can drill up to 10 holes with different diameters, saving you time and efforts to change bits, every package comes with 5 bits, that makes it 50 diameters in total.
  • UNIVERSAL COMPATIBILITY, designed for drilling on steel sheets up to 0.08 in., acrylic, PVC and wooden boards up to 0.2 in.; marked with obvious marks for easy and precise hole drilling, compatible with drills 1/4,3/8,1/2
  • See more on Amazon...

Brand: CO-Z   |   Manufacturer: CO-Z

Package Dimensions: 1.3 x 2.6 x 4.6 inches (3.3 x 6.6 x 11.7 cm)

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