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 5905-01-191-3092
NSN 6645-01-212-9474
NSN 5920-01-462-1950
NSN 5925-01-211-5816
NSN 6240-01-116-5988
NSN 6135-01-348-8264
NSN 6150-01-452-1446
NSN 6650-01-324-6458
NSN 5999-01-618-4306
NSN 6650-00-776-7200
NSN 6620-01-023-2938
NSN 6110-01-498-9223