JIS standard apex taps
JIS spiral pointed taps with long shank
DIN standard apex taps included DIN371,DIN374,DIN376
For heat treated or high hardness steel.
suitable for the hardness of 30-48HRC carbon carburizing stel or alloy carburizing steel.
Special tap structure,suitable for CNC tool shank,tool bar,cutter head and other products of
high hardness cutting conditions,good thread quality.