Made of high speed steel, high hardness, rustproof, solid and durable. Self-centering point, do not need assistant center drilling or center punching. Drilling and tapping in one, one-step processing, greatly save processing steps and time costs, improve working efficiency. Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron, etc. 6 pieces 1/4" (6.35mm) hex shank Tap Drill Bits, Manufacturer: MACHSWON
Made of high speed steel, high hardness, rustproof, solid and durable. Self-centering point, do not need assistant center drilling or center punching. Drilling and tapping in one, one-step processing, greatly save processing steps and time costs, improve working efficiency. Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron, etc. 6 pieces 1/4" (6.35mm) hex shank Tap Drill Bits, Manufacturer: MACHSWON
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