#1	These tap drills are made of high speed steel and feature a nitriding finish for high hardness and for metric thread tap drills long service life
#2	Drill Bit There are a total of 6 pieces of taps in different sizes from M3 to M10 which you can use to tap various threads Thread M3 M4 M5 M6 M8 M10 Pitch 05mm 07mm 08mm 10mm 125mm 15mm
#3	Taps are designed with spiral flutes and the chip clearing process would be better These taps are used on a machine to do the tapping generally more accurate because human error is eliminated
#4	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
#5	These taps are suitable for drilling tapping cutting on soft metal aluminum plate iron and so on