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 6150-01-330-8788
NSN 6645-01-126-9030
NSN 6240-01-034-7520
NSN 6150-01-234-0643
NSN 6685-01-100-9008
NSN 5996-01-210-9190
NSN 5998-00-464-6374
NSN 5996-01-154-6478
NSN 5999-01-398-9541
NSN 6105-01-599-5240
NSN 6620-01-643-5531
NSN 5999-01-533-3159