A detachable, end cutting drilling tool with an internal thread or tapered socket at one end for attaching a rock drill rod. The opposite end is designed with two or more cutting edges for drilling into rock formation by impact and a slight rotary motion. It contains a hole or holes in the cutting for the purpose of conducting air or water to clear the hole being drilled. It is used with powered drifter drills, sinker drills, and the like.
Classification: Boring or sinking machinery, nesoi
NSN 5945-01-026-2544
NSN 5999-00-901-6246
NSN 5975-01-149-2006
NSN 6130-00-702-8865
NSN 6110-00-518-2998
NSN 5930-01-534-2421
NSN 2925-01-631-7004
NSN 6620-01-276-9825
NSN 6145-01-584-4094
NSN 6620-00-726-4849
NSN 2925-01-141-7563
NSN 6130-01-585-9578