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KATUR Step Drill Bit Two Large HSS Spiral Flutes Step Hex Shank for Cutting Drilling Holes on Metal Wood Plastic 4-20mm diameter
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*Packaging of actual item may differ from photo shown
- Electrical items MAY be 110 volts.
- 7 Day Return Policy
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KATUR Step Drill Bit Two Large HSS Spiral Flutes Features
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[Step Drill Bit] Made of high speed steel, hardness and heat resistant, including 4-20 head diameter total 9 sizes.
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[Main function] These drill bits works great in making a smooth, clean and perfectly round hole.
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[Science design] Two spiral flute design extends the life of the bit and allows the material particles escape easily for a faster, smoother cutting.
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[Suit for] The step drill bits are suitable for punch holes through sheet metal, steel plate, aluminum plate, brass, wood, etc.
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[Buy with Confidence] We offer "TWO YEAR" warranty on item(s) that confirm to be manufacturer defect.We'll respond within 24 hours on weekdays.(Please clamp the shaft in right place and necessary protective measures in woodworking processing.)
About KATUR Step Drill Bit Two Large HSS Spiral Flutes
Features: Made of high speed steel,hardness and stable. Laser engraved numbers increases step visibility. Two spiral flute design gives you faster, smoother cutting, long service. Ideal for drilling into cans, panels, and junction boxes for electricians; enlarging holes in ducts for HVAC applications; and enlarging door hardware for carpenters. Specifications: Name:Step Drill Bit Balance: +/- .003" tolerance Material:High speed steel Color: Gold SizeOverall Length: 4-20mm Length: 76mm/ 2.99" 4-20mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm); 9 steps NOTE: Hand drill and bench drill can be used for these step drills. Use water injection for cooling when drilling, which can effectively prolong the using life of drill bit. Recommend drilling rate of 250-400 RPM. You can drill sheet within 5mm with our step drills. Remember that only M35 step drill is for stainless steel. Never use these HSS 4241 step drills to drill stainless steel! Package includes: 1 x Step Drill Bit Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you.
