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 5910-01-349-5595
NSN 5905-01-064-5811
NSN 5920-00-201-4914
NSN 6240-00-965-1494
NSN 6645-00-938-2173
NSN 6320-01-347-2638
NSN 6645-01-622-6161
NSN 6145-01-627-9736
NSN 6145-01-513-9126
NSN 5895-01-303-7499
NSN 6610-00-144-7036
NSN 4140-01-476-2606