100% Brand New.;Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron, etc.;Fast replacement composite cone, uses drill edged principle.;Drilling and tapping in one, one-step processing, greatly save processing steps and time costs, improve working efficiency.;Self-Centering point, do not need assistant center drilling or center punching.

• 6PCS 1/4 Hex HSS Composite Spiral Screw Tap Drill Thread M3-M10

6PCS 1/4 Hex HSS Composite Spiral Screw Tap Drill Thread M3-M10Micro Trader