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 5930-01-227-2573
NSN 6220-01-308-5631
NSN 7035-00-442-1869
NSN 6650-00-479-5086
NSN 5920-01-083-1878
NSN 6145-01-029-8244
NSN 6650-01-334-5789
NSN 6610-01-603-0703
NSN 6610-00-485-6653
NSN 6645-01-319-8203
NSN 5910-00-583-3422
NSN 5835-01-069-4560