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 2925-01-141-7563
NSN 5930-00-518-0872
NSN 5985-01-092-2668
NSN 6610-01-641-2187
NSN 5998-01-367-6359
NSN 5998-00-196-1912
NSN 7035-01-418-5499
NSN 5945-00-299-8295
NSN 6650-01-298-0976
NSN 6150-00-925-2465
NSN 6610-01-083-7579
NSN 4140-01-519-9343