Fast and efficient chip removal. Quick hole opening. 118°double relief angle for faster drilling speed. optional Size: 12mm，13mm，14mm，15mm，16mm，16.5mm，17mm，18mm，19mm，20mm，20.5mm，21mm，22mm，23mm，24mm，25mm，26mm，27mm，28mm，29mm，30mm，32mm，35mm approx.as pictur.
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It is perfect for DIY carving enthusiasts to make unique and delicate amber, olives, beads and any other wood products. Optional Drill Bits size: 0.6mm, 0.8mm, 1mm, 1.2mm,1.3mm,1.5mm,1.6mm,1.8mm, 2.0mm, 2.2mm.
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Strong force: The drill screwdriver set features strong force. Each edge can precisely secure screws. The reinforced screwdriver can easily pick up screws. strength does not diminish after repeated use.
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Hole tapping chamfering in, easy to operate, hand drill, bench drill, hex chuck tapping machine available. Material:HSS 6542. 1 x Tap Drill Bit. Due to the difference between different monitors, the picture may not reflect the actual color of the item.
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User-Friendly Design: Featuring engraved step sizes for clear visibility, these drill bits minimize wear and tear concerns, making the drilling process more efficient and accurate. 5PCS Nitriding Step Bit Kit.
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1 Step Drill Bit (4-32mm/ 4-20mm/ 4-12mm). for using to cut holes in a variety of materials including steel, brass, wood, plastic. 3 sided shanks design in order to prevent slippage when in chuck.
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HSS Titanium Coating: The step drill has excellent sharpness and durability due to its high speed steel material and titanium coating. Material High Speed Steel (HSS). 50 Sizes in 5 Pcs: The step drill bit kit includes 5 standard pieces with totally 50 sizes for versatility, enough for your DIY needs.
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5pcs Drill Bit(6/6/8/10/12mm). Contains 4 specifications: 6mm, 8mm, 10mm, 12mm. Size:6mm, 8mm, 10mm, 12mm. Drill Bit specifications of each are marked and easy to use. Can be beaten dry, add water can for more durability.
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