Akozon Hexagonal Handle Compound Tap Drill Bits M8 HSS 1/4" Hex Shank Drill & Tap Taper Drill Bits Power Tool Part Tapping Tool Tapping Drill Bits

Professional Made：These taps are made from high speed steel and surface finished by nitriding for high hardness and rust resistance,Universal use, fit all power drills,suitable for drilling and tapping in plastic, wood and soft metal like aluminum, iron, etc. Accurate and fast operation：These taps are used on a machine to do the tapping, generally more accurate because human error is eliminated,this hex shank drill fits into all power tools more easily and securely, specially for locking into quick change chuck. Drilling and Cutting：They are taps with drilling function, used to drill a hole and cut new threads at the same time, you will have a smooth tapping experience with them. Chip removal function：Recommended for use on tapping machine, pay attention when using hand drills. Taps are designed with spiral flutes and the chip clearing process would be better. Self-centering Design：This drill bits tap do not need additional center drilling or center punching,drilling and tapping at the same time, save you time and effort.