An internal threading tool with longitudinally separated cutting edges designed to form specific threads.
Classification: Tools for tapping or threading, parts thereof, of base metal
NSN 6240-01-204-6639
NSN 6220-01-367-6411
NSN 5975-01-298-1940
NSN 6130-01-020-9004
NSN 5835-01-281-7281
NSN 6645-01-319-0006
NSN 5945-00-536-7752
NSN 6135-00-927-5848
NSN 5920-01-381-0963
NSN 5996-01-428-6754
NSN 6150-01-179-0158
NSN 6620-00-925-8435