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 2925-00-980-5749
NSN 6135-00-809-2148
NSN 6150-01-030-3294
NSN 6135-01-322-4655
NSN 6145-01-249-9698
NSN 4140-01-578-9005
NSN 5990-00-880-1299
NSN 5945-00-331-4765
NSN 5925-01-616-2554
NSN 6320-01-277-5793
NSN 5945-00-695-6340
NSN 5855-01-371-6790