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Best square head bolts - Buying Guide

Last Updated: 04/25/2024

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Bestselling square head bolts on Amazon

  1. Bolt Dropper 8 x 3/4" Stainless Pan Head Square Drive Sheet Metal Self Tapping Drilling Screws, (100...
  2. Hard-to-Find Fastener 014973311971 Square Head Bolts, 5/16-18 x 1, Piece-10
  3. uxcell Square Head Bolt, 20pcs M6x16mm Fully Thread Carbon Steel Grade 4.8 Square Machine Screws
  4. uxcell Square Head Bolt, 20pcs M6x20mm Fully Thread Carbon Steel Grade 4.8 Square Machine Screws
  5. Makerbeam M3 Bolts with Square Head, 12mm 100 pcs and 25mm 25pcs
  6. uxcell Square Head Bolt, 2pcs M6x45mm Fully Thread 304 Stainless Steel Grade C Square Machine Screws
  7. Hard-to-Find Fastener 014973311988 Square Head Bolts, 5/16-18 x 1-1/4, Piece-10
  8. Hard-to-Find Fastener 14973445775 Connector Bolt, 1/4"-20 x 1.97, Black, 10 Count
  9. Hard-to-Find Fastener 014973312039 Square Head Bolts, 5/16-18 x 2, Piece-10
  10. Lexar Industrial (15) Square Head 5/8-11 x 4inches Bolts Unplated A307 15/16inches Sq
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  #1

Bolt Dropper 8 x 3/4" Stainless Pan Head Square Drive Sheet Metal Self Tapping Drilling Screws, (100pc) 410 SS, Corrosion Resistant Choose Size and Qty,.

Asin: B076C4QRLM   |   Ean: 7434503387314

【Dimensions】Diameter: #8 | Length: 3/4” | Thread Type: Coarse (Standard) | Quantity: 100 Pcs | Material: 410 Stainless Steel Commercial Grade By Bolt Dropper.
【Lifetime Guarantee】Our Products Are 100% Stainless Steel. We Are So Confident That Our Product Is The Best On The Market That We Offer A No Hassle Lifetime Guarantee..
【Great To Keep Around】Bolt Dropper Hardware Is Great To Have Around For Use With Sheet Metal And Wet Environments. Bolt Dropper Hardware Is The Highest Quality Available On The Market And We Stand By Our Claim 100%. They Are Strong, Corrosion Resistant And Will Support All Of Your Projects..
【Self Tapping】Our Hardware Is Very Strong And Is Great For Both Indoor And Outdoor Use. The Stainless Steel Is Superior To Regular Steel And Provides Excellent Rust Resistance In Water Applications. Our Screws Have Deep Cut Square Drive So Stripping Heads Is A Thing Of The Past!.

Features

  • High Quality Stainless These Pan Head Sheet Metal Screws are 100% 410 Stainless Steel which is one of the highest forms of corrosion resistant steel, making it last longer than other hardware on the market today.
  • SELF TAPPING Our hardware is very strong and is great for both indoor and outdoor use. The stainless steel is superior to regular steel and provides excellent rust resistance in water applications. Our screws have deep cut Square Drive so stripping heads is a thing of the past!
  • Dimensions Diameter: #8 | Length: 3/4 | Thread Type: Coarse (standard) | Quantity: 100 pcs | Material: 410 Stainless Steel Commercial grade by Bolt Dropper
  • Great To Keep Around Bolt Dropper hardware is great to have around for use with sheet metal and wet environments. Bolt Dropper hardware is the highest quality available on the market and we stand by our claim 100%. They are strong, corrosion resistant and will support all of your projects.
  • LIFETIME GUARANTEE Our products are 100% stainless steel. We are so confident that our product is the best on the market that we offer a No Hassle Lifetime Guarantee.
  • See more on Amazon...

Brand: Bolt Dropper   |   Manufacturer: Bolt Dropper

Weight: 1.00 pounds

Amazon Price: $11.99 ($0.12 / Count) | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock
List Price: $14.49 ($0.14 / Count)

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  #2

Hard-to-Find Fastener 014973311971 Square Head Bolts, 5/16-18 x 1, Piece-10

Asin: B00L1L2HEO   |   Model: 014973311971   |   PartNumber: 014973311971   |   Ean: 0738287717013, 0014973311971   |   UPC: 738287717013, 014973311971

Material: Steel.
Head Style: Square.
Finish: Zinc.
Length: 1 Inch.

Features

Brand: Hard-to-Find Fastener   |   Manufacturer: Hard-to-Find Fastener

Dimensions: 1.44 x 2.50 x 1.62 inches

Amazon Price: $7.81 | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #3

uxcell Square Head Bolt, 20pcs M6x16mm Fully Thread Carbon Steel Grade 4.8 Square Machine Screws

Asin: B0BKZ36GFJ   |   Model: a22060900ux0206   |   PartNumber: a22060900ux0206

Advantage: Square Head Bolt Offers A Large Bearing Area, Is Made Of Carbon Steel, Zinc Plated Finish To Prevent Rust, High Strength, Good Wear Resistance And Good Impact Resistance, And Durable..
Installation: A Wrench/Plier Is Required For Installation. Generally, With A Nut And A Washer To Form A Fastener Device(Not In The Package)..
Application: Square Head Bolt Can Be Used For Toilet Lid Installation, And It Is Also Widely Used In The Assembly And Maintenance Of Machinery, Railroad, Electrical Connections, Construction, Some Assembly Required Furniture And Diy Project. Such As The Assembly And Fixing Of Guardrails, Home Appliances, Pipeline Installations, Equipment, Steel-Framed Houses, Etc..
Head Size: 10Mm X 10Mm X 2.3Mm / 0.39" X 0.39" X 0.09"(L*W*T); Package Content: 20 X Square Head Bolt.

Features

  • Product Name: Square Head Bolt; Material: Carbon Steel; Finish: Zinc Plated; Color: Silver Tone; Thread Size: M6 x 16mm / M6 x 0.63"(D*L); Pitch: 1mm
  • Head Size: 10mm x 10mm x 2.3mm / 0.39 x 0.39 x 0.09(L*W*T); Package Content: 20 x Square Head Bolt
  • Advantage: Square head bolt offers a large bearing area, is made of carbon steel, zinc plated finish to prevent rust, high strength, good wear resistance and good impact resistance, and durable.
  • Application: Square head bolt can be used for toilet lid installation, and it is also widely used in the assembly and maintenance of machinery, railroad, electrical connections, construction, some assembly required furniture and DIY project. Such as the assembly and fixing of guardrails, home appliances, pipeline installations, equipment, steel-framed houses, etc.
  • Installation: A wrench/plier is required for installation. Generally, with a nut and a washer to form a fastener device(Not in the package).
  • See more on Amazon...

Brand: uxcell   |   Manufacturer: uxcell

Amazon Price: $7.49 ($0.37 / Count) | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #4

uxcell Square Head Bolt, 20pcs M6x20mm Fully Thread Carbon Steel Grade 4.8 Square Machine Screws

Asin: B0BKZ1SS9R   |   Model: a22060900ux0214   |   PartNumber: a22060900ux0214

Advantage: Square Head Bolt Offers A Large Bearing Area, Is Made Of Carbon Steel, Zinc Plated Finish To Prevent Rust, High Strength, Good Wear Resistance And Good Impact Resistance, And Durable..
Installation: A Wrench/Plier Is Required For Installation. Generally, With A Nut And A Washer To Form A Fastener Device(Not In The Package)..
Application: Square Head Bolt Can Be Used For Toilet Lid Installation, And It Is Also Widely Used In The Assembly And Maintenance Of Machinery, Railroad, Electrical Connections, Construction, Some Assembly Required Furniture And Diy Project. Such As The Assembly And Fixing Of Guardrails, Home Appliances, Pipeline Installations, Equipment, Steel-Framed Houses, Etc..
Head Size: 12Mm X 12Mm X 2Mm / 0.47" X 0.47" X 0.08"(L*W*T); Package Content: 20 X Square Head Bolt.

Features

  • Product Name: Square Head Bolt; Material: Carbon Steel; Finish: Zinc Plated; Color: Silver Tone; Thread Size: M6 x 20mm / M6 x 0.79"(D*L); Pitch: 1mm
  • Head Size: 12mm x 12mm x 2mm / 0.47 x 0.47 x 0.08(L*W*T); Package Content: 20 x Square Head Bolt
  • Advantage: Square head bolt offers a large bearing area, is made of carbon steel, zinc plated finish to prevent rust, high strength, good wear resistance and good impact resistance, and durable.
  • Application: Square head bolt can be used for toilet lid installation, and it is also widely used in the assembly and maintenance of machinery, railroad, electrical connections, construction, some assembly required furniture and DIY project. Such as the assembly and fixing of guardrails, home appliances, pipeline installations, equipment, steel-framed houses, etc.
  • Installation: A wrench/plier is required for installation. Generally, with a nut and a washer to form a fastener device(Not in the package).
  • See more on Amazon...

Brand: uxcell   |   Manufacturer: uxcell

Amazon Price: $8.89 ($0.44 / Count) | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #5

Makerbeam M3 Bolts with Square Head, 12mm 100 pcs and 25mm 25pcs

Asin: B00OXR1X5C   |   Model: 101013   |   PartNumber: 101013   |   Ean: 0706795639561   |   UPC: 706795639561

With Hex Hole For Easy Use With Hex Nut Driver.
Makerbeam Enables Professional Prototyping And Provides Mechanics For Any Electronics Project.
All Makerbeam Elements Can Be Combined And Reused (No Welding Required) Enabling Shorter Design And Assembly Times.
1 Bag Of Approximately 25 M3 Stainless Steel Square Head Bolts (25Mm).

Features

  • 1 bag of approximately 100 M3 stainless steel square head bolts (12mm) designed for MakerBeam (10x10mm in diameter).
  • 1 bag of approximately 25 M3 stainless steel square head bolts (25mm)
  • With hex hole for easy use with hex nut driver
  • All MakerBeam elements can be combined and reused (no welding required) enabling shorter design and assembly times
  • MakerBeam enables professional prototyping and provides mechanics for any electronics project
  • See more on Amazon...

Brand: MakerBeam   |   Manufacturer: MakerBeam

Weight: 0.00 pounds

Amazon Price: $18.29 | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #6

uxcell Square Head Bolt, 2pcs M6x45mm Fully Thread 304 Stainless Steel Grade C Square Machine Screws

Asin: B0BBPYLB3Z   |   Model: a22060600ux0336   |   PartNumber: a22060600ux0336

Advantage: Square Head Bolt Offers A Large Bearing Area, Is Made Of 304 Stainless Steel, Anti-Rust, Wear-Resistant, Corrosion-Resistant, And Can Be Used Indoors And Outdoors..
Installation: A Wrench/Plier Is Required For Installation. Generally, With A Nut And A Washer To Form A Fastener Device(Not In The Package)..
Application: It Is Widely Used In The Assembly And Maintenance Of Machinery, Railroad, Electrical Connections, Construction, Some Assembly Required Furniture And Diy Project. Such As The Assembly And Fixing Of Guardrails, Home Appliances, Pipeline Installations, Equipment, Steel-Framed Houses, Etc..
Head Size: 10Mm X 10Mm X 4Mm / 0.39" X 0.39" X 0.16"(L*W*T); Package Content: 2 X Square Head Bolt.

Features

  • Product Name: Square Head Bolt; Material: 304 Stainless Steel; Color: Silver Tone; Thread Size: M6 x 45mm / M6 x 1.77"(D*L); Pitch: 1mm
  • Head Size: 10mm x 10mm x 4mm / 0.39 x 0.39 x 0.16(L*W*T); Package Content: 2 x Square Head Bolt
  • Advantage: Square head bolt offers a large bearing area, is made of 304 stainless steel, anti-rust, wear-resistant, corrosion-resistant, and can be used indoors and outdoors.
  • Application: It is widely used in the assembly and maintenance of machinery, railroad, electrical connections, construction, some assembly required furniture and DIY project. Such as the assembly and fixing of guardrails, home appliances, pipeline installations, equipment, steel-framed houses, etc.
  • Installation: A wrench/plier is required for installation. Generally, with a nut and a washer to form a fastener device(Not in the package).
  • See more on Amazon...

Brand: uxcell   |   Manufacturer: uxcell

Amazon Price: $7.69 ($3.84 / Count) | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #7

Hard-to-Find Fastener 014973311988 Square Head Bolts, 5/16-18 x 1-1/4, Piece-10

Asin: B00L1L2INE   |   Model: 014973311988   |   PartNumber: 014973311988   |   Ean: 0738287717020, 0014973311988   |   UPC: 014973311988, 738287717020

Material: Steel.
Head Style: Square.
Finish: Zinc.
Length: 1-1/4 Inch.

Features

Brand: Hard-to-Find Fastener   |   Manufacturer: Hard-to-Find Fastener

Dimensions: 1.44 x 2.50 x 1.62 Inches   |   Weight: 0.26 pounds

Amazon Price: $7.27 | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #8

Hard-to-Find Fastener 14973445775 Connector Bolt, 1/4"-20 x 1.97, Black, 10 Count

Asin: B00KM4P00E   |   Model: 14973445775   |   PartNumber: 14973445775   |   Ean: 0738287315646, 0014973445775   |   UPC: 738287315646, 014973445775

Finish: Black.
Type: Connector Bolt.
Thread Type: 20 (Coarse).
Length: 1.97 Inches.

Features

  • Diameter: 1/4 inch
  • Length: 1.97 inches
  • Finish: Black
  • Thread Type: 20 (coarse)
  • Type: connector bolt
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Brand: Hard-to-Find Fastener   |   Manufacturer: Midwest Fastener Corp

Dimensions: 1.44 x 2.50 x 1.62 inches

Amazon Price: $9.99 ($1.00 / Count) | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock
List Price: $11.99 ($1.20 / Count)

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  #9

Hard-to-Find Fastener 014973312039 Square Head Bolts, 5/16-18 x 2, Piece-10

Asin: B00L1L2NRU   |   Model: 014973312039   |   PartNumber: 014973312039   |   Ean: 0014973312039, 0738287717068   |   UPC: 738287717068, 014973312039

Material: Steel.
Head Style: Square (1/2 Wrench).
Finish: Zinc.
Length: 2 Inches.

Features

  • Diameter: 5/16"
  • Length: 2 inches
  • Material: Steel
  • Finish: Zinc
  • Head Style: Square (1/2 Wrench)
  • See more on Amazon...

Brand: Hard-to-Find Fastener   |   Manufacturer: Hard-to-Find Fastener

Dimensions: 1.44 x 2.50 x 1.62 Inches   |   Weight: 0.77 pounds

Amazon Price: $9.31 | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #10

Lexar Industrial (15) Square Head 5/8-11 x 4inches Bolts Unplated A307 15/16inches Sq

Asin: B01LXVW5HF

Specification: Astm A333.
Finish: Plain.
Head Type: Square.
Length: 4.

Features

  • Thread Diameter: 5/8-11
  • Length: 4
  • Specification: ASTM A333
  • Head Type: Square
  • Finish: Plain
  • See more on Amazon...

Brand: Lexar Industrial   |   Manufacturer: Lexar Industrial

Amazon Price: $29.99 | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #11

1/2"-13 x 2" (FT) Coarse Thread Square Head Set Screw Cup Point Low Carbon Steel Case Hardened Plain Finish Pk 25

Asin: B0CCMCK2G8

Asmc Industrial Brand Fasteners Are Guaranteed To Be Of The Highest Quality And Are Lot Controlled, Providing Traceability To The Manufacturer And Raw Material..
Pictures Are Representative Of Item, But Are Not Of The Actual Item. Product Dimensions, Finish, Head Markings, Thread Length, Stamping Shape Or Forging Shape, Etc., May Differ From Picture. Products Are Guaranteed To Meet The Specifications To Which They Are Manufactured. Specifications Allow For Tolerances In Dimension And Shape, Which Can Vary From Lot To Lot..

Features

  • Please see the specifications in the table below for full details. If you have any questions or doubts, or if your requirements include specific dimensions, please contact us prior to placing your order.
  • PICTURES ARE REPRESENTATIVE OF ITEM, BUT ARE NOT OF THE ACTUAL ITEM. Product dimensions, finish, head markings, thread length, stamping shape or forging shape, etc., may differ from picture. Products are guaranteed to meet the specifications to which they are manufactured. Specifications allow for tolerances in dimension and shape, which can vary from lot to lot.
  • ASMC Industrial Brand fasteners are guaranteed to be of the highest quality and are lot controlled, providing traceability to the manufacturer and raw material.
  • See more on Amazon...

Brand: ASMC Industrial   |   Manufacturer: ASMC Industrial

Weight: 0.11 pounds

Amazon Price: $60.15 | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #12

Hard-to-Find Fastener 014973314767 Coarse Square Head Set Screws, 1/2-13 x 1-1/2, Piece-4

Asin: B00L1L4M1A   |   Model: 014973314767   |   PartNumber: 014973314767   |   Ean: 0014973314767, 0738287605983   |   UPC: 738287605983, 014973314767

Material: Steel.
Thread Type: 13 (Coarse).
Head Style: Square (Square).
Length: 1-1/2 Inch.

Features

  • Diameter: 1/2 inch
  • Length: 1-1/2 inch
  • Material: steel
  • Head style: square (square)
  • Thread Type: 13 (coarse)
  • See more on Amazon...

Brand: Hard-to-Find Fastener   |   Manufacturer: Hard-to-Find Fastener

Dimensions: 1.25 x 2.50 x 1.44 Inches

Amazon Price: $8.99 ($2.25 / Count) | as of 04/25/2024 (12:57pm pst) *DETAILS

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  #13

(20) Square Head 5/8-11 x 3-1/2" Zinc Plated Bolts A307 15/16" Sq

Asin: B01M14ZK0U

Specification: Astm A323.
Finish: Zinc.
Head Type: Square.
Length: 3-1/2.

Features

  • Thread Diameter: 5/8-11
  • Length: 3-1/2
  • Specification: ASTM A323
  • Head Type: Square
  • Finish: Zinc
  • See more on Amazon...

Brand: Lexar Industrial   |   Manufacturer: Lexar Industrial

Amazon Price: $36.99 | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #14

The Hillman Group 44633 3/8 x 1-1/2 Square Head Bolt, 8-Pack

Asin: B00JDU4C7U   |   Model: 44633   |   PartNumber: 44633   |   Ean: 0008236747041   |   UPC: 008236747041

Package Width: 1.7".
Package Height: 1.5".
Package Length: 2.5".

Features

  • Country Of Origin: Taiwan, Province Of China
  • Package length: 2.5
  • Package Width: 1.7
  • Package Height: 1.5
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Brand: The Hillman Group   |   Manufacturer: The Hillman Group

Dimensions: 1.50 x 2.50 x 1.70 Inches

Amazon Price: $9.60 | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #15

(28 Pieces) 1/4"-20x3/4" Square Head Bolts Grade A307 Zinc Clear

Asin: B0C15L1DW8

Length Under Head: 3/4" | Finish: Zinc Clear.
Wrench Size: 3/8".
Coarse / Fine Threads: Coarse | Partial / Full Threads: Full.
Diameter/Pitch: 1/4"-20 | Grade: A307.

Features

  • 28 Pieces Total
  • Diameter/Pitch: 1/4-20 | Grade: A307
  • Length Under Head: 3/4 | Finish: Zinc Clear
  • Coarse / Fine Threads: Coarse | Partial / Full Threads: Full
  • Wrench Size: 3/8
  • See more on Amazon...

Brand: BoltsandNuts.com   |   Manufacturer: BoltsandNuts.com

Dimensions: 0.75 x 0.75 x 0.25 Inches

Amazon Price: $13.42 ($0.48 / Count) | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #16

Hard-to-Find Fastener 014973312077 Square Head Bolts, 3/8-16 x 1, Piece-10

Asin: B00L1L2UPU   |   Model: 014973312077   |   PartNumber: 014973312077   |   Ean: 0738287717211, 0014973312077   |   UPC: 738287717211, 014973312077

Material: Steel.
Head Style: Square (9/16 Wrench).
Finish: Zinc.
Length: 1 Inch.

Features

  • Diameter: 3/8"
  • Length: 1 inch
  • Material: Steel
  • Finish: Zinc
  • Head Style: Square (9/16 Wrench)
  • See more on Amazon...

Brand: Hard-to-Find Fastener   |   Manufacturer: Hard-to-Find Fastener

Dimensions: 1.44 x 2.50 x 2.19 Inches

Amazon Price: $8.52 | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #17

Small Parts FSC50250SHB Grade A Steel Square Head Bolt, 1/2"-13" Thread Size, 2-1/2" Long (Pack of 5)

Asin: B0767JBTZ3   |   Model: FSC50250SHB   |   PartNumber: FSC50250SHB

Length: 2-1/2 Inch.
Low-Strength Grade A Steel Square Head Bolt, 1/2"-13" Thread Size, 2-1/2" Long (Pack Of 5).
Thread Size: 1/2''-13.

Features

  • Material: steel
  • Thread size: 1/2''-13
  • Length: 2-1/2 inch
  • Low-Strength Grade A Steel Square Head Bolt, 1/2-13 Thread Size, 2-1/2 Long (Pack of 5)
  • See more on Amazon...

Brand: Small Parts   |   Manufacturer: Fastcom Supply

Dimensions: 0.31 x 2.50 x 0.00 Inches

Amazon Price: $6.99 ($1.40 / Count) | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #18

(10 Pieces) 5/16"-18x1-1/2" Square Head Bolts Grade A307 Zinc Clear

Asin: B0C15J2NP9

Length Under Head: 1-1/2" | Finish: Zinc Clear.
Wrench Size: 1/2".
Coarse / Fine Threads: Coarse | Partial / Full Threads: Partial.
Diameter/Pitch: 5/16"-18 | Grade: A307.

Features

  • 10 Pieces Total
  • Diameter/Pitch: 5/16-18 | Grade: A307
  • Length Under Head: 1-1/2 | Finish: Zinc Clear
  • Coarse / Fine Threads: Coarse | Partial / Full Threads: Partial
  • Wrench Size: 1/2
  • See more on Amazon...

Brand: BoltsandNuts.com   |   Manufacturer: BoltsandNuts.com

Dimensions: 1.50 x 1.50 x 0.31 Inches

Amazon Price: $13.19 ($1.32 / Count) | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In stock Usually ships within 2 to 3 days.

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  #19

Hard-to-Find Fastener 014973312060 Square Head Bolts, 5/16-18 x 4, Piece-10

Asin: B00L1L2TRE   |   Model: 014973312060   |   PartNumber: 014973312060   |   Ean: 0738287717112, 0014973312060   |   UPC: 014973312060, 738287717112

Material: Steel.
Head Style: Square (1/2 Wrench).
Finish: Zinc.
Length: 4 Inches.

Features

  • Diameter: 5/16"
  • Length: 4 inches
  • Material: Steel
  • Finish: Zinc
  • Head Style: Square (1/2 Wrench)
  • See more on Amazon...

Brand: Hard-to-Find Fastener   |   Manufacturer: Hard-to-Find Fastener

Dimensions: 1.44 x 5.19 x 1.88 Inches

Amazon Price: $8.73 | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #20

Hard-to-Find Fastener 014973312121 Square Head Bolts, 3/8-16 x 2-1/2, Piece-10

Asin: B00L1L30JU   |   Model: 014973312121   |   PartNumber: 014973312121   |   Ean: 0738287717266, 0014973312121   |   UPC: 738287717266, 014973312121

Material: Steel.
Head Style: Square (9/16 Wrench).
Finish: Zinc.
Length: 2-1/2 Inches.

Features

  • Diameter: 3/8"
  • Length: 2-1/2 inches
  • Material: Steel
  • Finish: Zinc
  • Head Style: Square (9/16 Wrench)
  • See more on Amazon...

Brand: Hard-to-Find Fastener   |   Manufacturer: Hard-to-Find Fastener

Dimensions: 1.44 x 3.88 x 1.69 Inches   |   Weight: 0.90 pounds

Amazon Price: $10.48 | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #21

uxcell Square Head Bolt, 10pcs M6x8mm Fully Thread 304 Stainless Steel Grade C Square Machine Screws

Asin: B0BBPGQG7Q   |   Model: a22060600ux0319   |   PartNumber: a22060600ux0319

Advantage: Square Head Bolt Offers A Large Bearing Area, Is Made Of 304 Stainless Steel, Anti-Rust, Wear-Resistant, Corrosion-Resistant, And Can Be Used Indoors And Outdoors..
Installation: A Wrench/Plier Is Required For Installation. Generally, With A Nut And A Washer To Form A Fastener Device(Not In The Package)..
Application: It Is Widely Used In The Assembly And Maintenance Of Machinery, Railroad, Electrical Connections, Construction, Some Assembly Required Furniture And Diy Project. Such As The Assembly And Fixing Of Guardrails, Home Appliances, Pipeline Installations, Equipment, Steel-Framed Houses, Etc..
Head Size: 10Mm X 10Mm X 4Mm / 0.39" X 0.39" X 0.16"(L*W*T); Package Content: 10 X Square Head Bolt.

Features

  • Product Name: Square Head Bolt; Material: 304 Stainless Steel; Color: Silver Tone; Thread Size: M6 x 8mm / M6 x 0.31"(D*L); Pitch: 1mm
  • Head Size: 10mm x 10mm x 4mm / 0.39 x 0.39 x 0.16(L*W*T); Package Content: 10 x Square Head Bolt
  • Advantage: Square head bolt offers a large bearing area, is made of 304 stainless steel, anti-rust, wear-resistant, corrosion-resistant, and can be used indoors and outdoors.
  • Application: It is widely used in the assembly and maintenance of machinery, railroad, electrical connections, construction, some assembly required furniture and DIY project. Such as the assembly and fixing of guardrails, home appliances, pipeline installations, equipment, steel-framed houses, etc.
  • Installation: A wrench/plier is required for installation. Generally, with a nut and a washer to form a fastener device(Not in the package).
  • See more on Amazon...

Brand: uxcell   |   Manufacturer: uxcell

Amazon Price: $9.29 ($0.93 / Count) | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #22

(40) Square Head 3/8-16 x 4-1/2 Bolts Unplated A307 9/16" Sq

Asin: B01N5XAVW0

Drive Type: Square.
Finish: Plain.
Drive Size: 9/16.
Length: 4-1/2.

Features

Brand: Lexar Industrial   |   Manufacturer: Lexar Industrial

Weight: 5.81 pounds

Amazon Price: $36.99 | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #23

(65) Square Head 3/8-16 x 2-1/2 Bolts Unplated A307 9/16" Sq

Asin: B01N8003EL

Drive Type: Square.
Finish: Plain.
Drive Size: 9/16.
Length: 2-1/2.

Features

Brand: Lexar Industrial   |   Manufacturer: Lexar Industrial

Weight: 5.75 pounds

Amazon Price: $32.99 | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #24

Hard-to-Find Fastener 014973312107 Square Head Bolts, 3/8-16 x 1-3/4, Piece-10

Asin: B00L1L2Y2O   |   Model: 014973312107   |   PartNumber: 014973312107   |   Ean: 0014973312107, 0738287717242   |   UPC: 738287717242, 014973312107

Material: Steel.
Head Style: Square (9/16 Wrench).
Finish: Zinc.
Length: 1-3/4 Inch.

Features

  • Diameter: 3/8"
  • Length: 1-3/4 inch
  • Material: Steel
  • Finish: Zinc
  • Head Style: Square (9/16 Wrench)
  • See more on Amazon...

Brand: Hard-to-Find Fastener   |   Manufacturer: Hard-to-Find Fastener

Dimensions: 1.44 x 2.50 x 2.19 Inches   |   Weight: 0.90 pounds

Amazon Price: $9.44 | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #25

Hard-to-Find Fastener 014973312022 Square Head Bolts, 5/16-18 x 1-3/4, Piece-10

Asin: B00L1L2MLM   |   Model: 014973312022   |   PartNumber: 014973312022   |   Ean: 0738287717051, 0014973312022   |   UPC: 738287717051, 014973312022

Material: Steel.
Head Style: Square.
Finish: Zinc.
Length: 1-3/4 Inch.

Features

Brand: Hard-to-Find Fastener   |   Manufacturer: Hard-to-Find Fastener

Dimensions: 1.44 x 2.50 x 1.62 Inches

Amazon Price: $8.87 | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #26

uxcell Square Head Bolt, 10pcs M6x17.5mm Fully Thread Carbon Steel Grade 4.8 Square Machine Screws

Asin: B0BKZ44QGS   |   Model: a22060900ux0221   |   PartNumber: a22060900ux0221

Advantage: Square Head Bolt Offers A Large Bearing Area, Is Made Of Carbon Steel, Zinc Plated Finish To Prevent Rust, High Strength, Good Wear Resistance And Good Impact Resistance, And Durable..
Installation: A Wrench/Plier Is Required For Installation. Generally, With A Nut And A Washer To Form A Fastener Device(Not In The Package)..
Application: It Is Widely Used In The Assembly And Maintenance Of Machinery, Railroad, Electrical Connections, Construction, Some Assembly Required Furniture And Diy Project. Such As The Assembly And Fixing Of Guardrails, Home Appliances, Pipeline Installations, Equipment, Steel-Framed Houses, Etc..
Head Size: 13Mm X 13Mm X 3.4Mm / 0.51" X 0.51" X 0.13"(L*W*T); Package Content: 10 X Square Head Bolt.

Features

  • Product Name: Square Head Bolt; Material: Carbon Steel; Finish: Zinc Plated; Color: Silver Tone; Thread Size: M6 x 17.5mm / M6 x 0.69"(D*L); Pitch: 1mm
  • Head Size: 13mm x 13mm x 3.4mm / 0.51 x 0.51 x 0.13(L*W*T); Package Content: 10 x Square Head Bolt
  • Advantage: Square head bolt offers a large bearing area, is made of carbon steel, zinc plated finish to prevent rust, high strength, good wear resistance and good impact resistance, and durable.
  • Application: It is widely used in the assembly and maintenance of machinery, railroad, electrical connections, construction, some assembly required furniture and DIY project. Such as the assembly and fixing of guardrails, home appliances, pipeline installations, equipment, steel-framed houses, etc.
  • Installation: A wrench/plier is required for installation. Generally, with a nut and a washer to form a fastener device(Not in the package).
  • See more on Amazon...

Brand: uxcell   |   Manufacturer: uxcell

Amazon Price: $6.69 ($0.67 / Count) | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #27

uxcell Square Head Bolt, 10pcs M6x16mm Fully Thread Carbon Steel Grade 8.8 Square Machine Screws, Gray

Asin: B0BKZ39KXW   |   Model: a22060900ux0219   |   PartNumber: a22060900ux0219

Advantage: Square Head Bolt Offers A Large Bearing Area, Is Made Of Carbon Steel, High Strength, Good Wear Resistance And Good Impact Resistance, And Durable..
Installation: A Wrench/Plier Is Required For Installation. Generally, With A Nut And A Washer To Form A Fastener Device(Not In The Package)..
Application: It Is Widely Used In The Assembly And Maintenance Of Machinery, Railroad, Electrical Connections, Construction, Some Assembly Required Furniture And Diy Project. Such As The Assembly And Fixing Of Guardrails, Home Appliances, Pipeline Installations, Equipment, Steel-Framed Houses, Etc..
Head Size: 14Mm X 14Mm X 2Mm / 0.55" X 0.55" X 0.08"(L*W*T); Package Content: 10 X Square Head Bolt.

Features

  • Product Name: Square Head Bolt; Material: Carbon Steel; Color: Gray; Thread Size: M6 x 16mm / M6 x 0.63"(D*L); Pitch: 1mm
  • Head Size: 14mm x 14mm x 2mm / 0.55 x 0.55 x 0.08(L*W*T); Package Content: 10 x Square Head Bolt
  • Advantage: Square head bolt offers a large bearing area, is made of carbon steel, high strength, good wear resistance and good impact resistance, and durable.
  • Application: It is widely used in the assembly and maintenance of machinery, railroad, electrical connections, construction, some assembly required furniture and DIY project. Such as the assembly and fixing of guardrails, home appliances, pipeline installations, equipment, steel-framed houses, etc.
  • Installation: A wrench/plier is required for installation. Generally, with a nut and a washer to form a fastener device(Not in the package).
  • See more on Amazon...

Brand: uxcell   |   Manufacturer: uxcell

Amazon Price: $7.79 ($0.78 / Count) | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

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  #28

Hard-to-Find Fastener 014973312091 Square Head Bolts, 3/8-16 x 1-1/2, Piece-10

Asin: B00L1L2X48   |   Model: 014973312091   |   PartNumber: 014973312091   |   Ean: 0014973312091, 0738287717235   |   UPC: 014973312091, 738287717235

Material: Steel.
Head Style: Square (9/16 Wrench).
Finish: Zinc.
Length: 1-1/2 Inch.

Features

  • Diameter: 3/8"
  • Length: 1-1/2 inch
  • Material: Steel
  • Finish: Zinc
  • Head Style: Square (9/16 Wrench)
  • See more on Amazon...

Brand: Hard-to-Find Fastener   |   Manufacturer: Hard-to-Find Fastener

Dimensions: 1.44 x 2.50 x 2.19 Inches

Amazon Price: $9.23 | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In Stock

See On Amazon



  #29

(14 Pieces) 5/16"-18x1" Square Head Bolts Grade A307 Hot Dip Galvanized

Asin: B0C15KPDJS

Length Under Head: 1" | Finish: Hot Dip Galvanized.
Wrench Size: 1/2".
Coarse / Fine Threads: Coarse | Partial / Full Threads: Full.
Diameter/Pitch: 5/16"-18 | Grade: A307.

Features

  • 14 Pieces Total
  • Diameter/Pitch: 5/16-18 | Grade: A307
  • Length Under Head: 1 | Finish: Hot Dip Galvanized
  • Coarse / Fine Threads: Coarse | Partial / Full Threads: Full
  • Wrench Size: 1/2
  • See more on Amazon...

Brand: BoltsandNuts.com   |   Manufacturer: BoltsandNuts.com

Dimensions: 1.00 x 1.00 x 0.31 Inches

Amazon Price: $15.53 ($1.11 / Count) | as of 04/25/2024 (12:57pm pst) *DETAILS
Availability: In stock Usually ships within 2 to 3 days.

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  #30

uxcell Square Head Bolt, 2pcs M6x12mm Fully Thread 304 Stainless Steel Grade C Square Machine Screws

Asin: B0BBPR2GSP   |   Model: a22060600ux0322   |   PartNumber: a22060600ux0322

Advantage: Square Head Bolt Offers A Large Bearing Area, Is Made Of 304 Stainless Steel, Anti-Rust, Wear-Resistant, Corrosion-Resistant, And Can Be Used Indoors And Outdoors..
Installation: A Wrench/Plier Is Required For Installation. Generally, With A Nut And A Washer To Form A Fastener Device(Not In The Package)..
Application: It Is Widely Used In The Assembly And Maintenance Of Machinery, Railroad, Electrical Connections, Construction, Some Assembly Required Furniture And Diy Project. Such As The Assembly And Fixing Of Guardrails, Home Appliances, Pipeline Installations, Equipment, Steel-Framed Houses, Etc..
Head Size: 10Mm X 10Mm X 4Mm / 0.39" X 0.39" X 0.16"(L*W*T); Package Content: 2 X Square Head Bolt.

Features

  • Product Name: Square Head Bolt; Material: 304 Stainless Steel; Color: Silver Tone; Thread Size: M6 x 12mm / M6 x 0.47"(D*L); Pitch: 1mm
  • Head Size: 10mm x 10mm x 4mm / 0.39 x 0.39 x 0.16(L*W*T); Package Content: 2 x Square Head Bolt
  • Advantage: Square head bolt offers a large bearing area, is made of 304 stainless steel, anti-rust, wear-resistant, corrosion-resistant, and can be used indoors and outdoors.
  • Application: It is widely used in the assembly and maintenance of machinery, railroad, electrical connections, construction, some assembly required furniture and DIY project. Such as the assembly and fixing of guardrails, home appliances, pipeline installations, equipment, steel-framed houses, etc.
  • Installation: A wrench/plier is required for installation. Generally, with a nut and a washer to form a fastener device(Not in the package).
  • See more on Amazon...

Brand: uxcell   |   Manufacturer: uxcell

See On Amazon




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