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 6685-01-446-6780
NSN 5975-01-227-5543
NSN 6130-01-400-6123
NSN 6135-01-297-2308
NSN 6145-00-669-6757
NSN 6620-01-154-0073
NSN 6135-01-499-4068
NSN 6220-00-512-9472
NSN 5915-00-826-9318
NSN 5990-01-357-2453
NSN 5999-01-115-0290
NSN 2925-00-714-3932