Features

• 4-Blade Slotted Design PERFECT for drilling in stainless steel(Thick:1/8").Also suitable for drilling metal plates, aluminum plates, copper plates, wood, plastics, etc.Firmer cutting, higher drilling accuracy, faster drilling, better chip removal.
• M35 HSS Step drill bits&TiAlN Coating Ultra-high temperature heat treatment and Surface TiAlN coating treatment.Higher hardness, higher wear resistance and durability.
• Wide Application Suitable for hand drill, table drill, please use flat drill mode, DON'T use impact and hammering mode;Recommended speed: 2000-5000RPM.
• Service We provide replacement and 100% refund services, if you encounter any problems please contact us, we will give you a satisfactory solution!
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