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 5910-01-650-6560
NSN 5990-01-218-5160
NSN 6610-01-238-8712
NSN 5925-00-004-4068
NSN 5950-01-364-2621
NSN 6150-01-525-7532
NSN 5835-01-379-1407
NSN 5985-01-055-5208
NSN 5985-01-607-0291
NSN 5930-01-123-8758
NSN 5895-00-366-0216
NSN 4140-00-660-8699