EP41 1/8 masinakeermefreesid

Spiral point tap, model B, threading chamfer length 3.5-5xP, BS pipe thread G 1/8", 28 TPI, Normal tolerance class, measurements according to standard DIN 5156, 7.0 mm shank, 5.5 mm square drive, powder metallurgical HSS-E, steam oxide coating, 2.5xD for deep through hole threads, for universal use