Specially designed for precision drilling of holes in aluminium, brass, copper, plastic, steel and wood. The 4-22mm step drill. Titanium coated to reduce friction and heat.
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The BlueSpot 4-42mm Step Drill is specially designed for precision drilling of holes in aluminium, brass, copper, plastic, steel and wood. Titanium coated to reduce friction and heat.
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With 14 step sizes from 4mm to 42mm, this versatile bit is ideal for professionals and DIY users alike. Made from high-speed steel (HSS) for strength and durability.
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Material: HSS. Superior quality HSS which makes your work more efficient and will reduce your man efforts. Its surface has been polished by the titanium processing so that will reduce friction and run cooler.
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HSS Step Drill. TiN Plated. Product Support & After Care.
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Applicable materials: stainless steel less than 4mm, aluminum alloy, iron, angle iron, cast iron less than 20mm Precautions Check whether the center drill is tightened, turn on the machine and check the concentricity of the hole saw.
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Check whether the center drill is tightened, turn on the machine and check the concentricity of the hole saw.
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1 x Electric Scissor. Cutting iron plate, steel plate, stainless steel plate, aluminum plate and other plates. 2 x Carbon brush. FULL COPPER MOTOR ： Smooth air inlet and exhaust system, good cooling performance, greatly improve the durability of the motor.
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