Dormer E100 3N8 40 mm长 直柄 高速钢 M3 直槽 螺纹丝锥

Set of three E100 metric pitch HSS hand tap bits

Set of metric pitch HSS hand tap bits offered in a set of 3 parts (taper, intermediate and finishing tap bits).
Each set consists of a taper tap bit with an I/P of 5 threads; the intermediate has an I/P of 3.5 threads and the finishing model has an I/P of 2 threads.
The tap bit tolerance class is 6H, the cutting angle is 10° and the tap flutes are straight.
These high-quality tap bits are ideal for tapping in blind or through-holes.

Standard: DIN 352