EX01 M42 keermefrees

Spiral fuse tap, model C, threading chamfer length 2-3xP, ISO metric thread M42, 4.50mm pitch, 6H tolerance class, measurements according to standard ISO 376, 32.0mm shank, 24.0mm square drive, powder metallurgical HSS-E, steam oxide coating, 45° helix angle, 2.5xD for deep blind hole threads, for universal use