A detachable, end cutting, drilling tool with one end threaded for attaching to a well drilling tool adapter or drilling pipe. The opposite end is designed to penetrate the earth when used in a rotary type well drilling machine.
Classification: Boring or sinking machinery, nesoi
NSN 6240-01-396-5639
NSN 5835-01-116-2369
NSN 6135-00-078-9931
NSN 6220-01-502-8991
NSN 6620-00-182-7638
NSN 5835-01-035-2976
NSN 6110-01-225-1049
NSN 5975-01-048-5447
NSN 4140-00-962-0215
NSN 5998-01-242-0007
NSN 7035-01-265-2301
NSN 5965-00-147-3070