Four flues; h1 thread limit; ground thread; taper chamfer
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 5990-01-188-7309
NSN 5905-01-410-7780
NSN 2925-01-569-5471
NSN 6620-00-464-1787
NSN 6105-01-359-3886
NSN 6320-01-098-2503
NSN 5998-00-494-8053
NSN 6220-01-538-5493
NSN 6320-00-186-6452
NSN 6320-00-557-3079
NSN 5935-01-576-0395
NSN 6610-00-446-1775