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 6135-00-803-3012
NSN 5998-00-819-1254
NSN 6320-01-290-0514
NSN 6105-01-116-3439
NSN 6105-01-373-5812
NSN 6620-01-170-8270
NSN 5996-01-120-8910
NSN 5910-01-479-1481
NSN 6220-00-495-5116
NSN 6645-01-360-0293
NSN 6240-01-509-5097
NSN 5915-01-646-1700