Introducing the Tap Drill Bits set which allow you to drilling and tapping in one, one-step processing, greatly save processing steps and time costs, improve working efficiency. Tap Drill Bits offered self-centering point, do not need assistant center drilling or center punching. Suitable for drilling and tapping on soft metal, aluminum plate, iron, etc. Tap Drill Bits are perfect for auto repair and machinery where metric threads are specified.
Package included : M3x 0.5 (6-32NC)
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