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 5950-01-397-7670
NSN 6105-01-641-7015
NSN 6650-01-158-5099
NSN 5835-01-426-6573
NSN 5905-01-216-9848
NSN 5999-01-179-1824
NSN 6220-01-519-9305
NSN 5930-01-392-5137
NSN 6220-01-447-7841
NSN 6220-01-162-3293
NSN 6240-00-519-2131
NSN 4140-01-419-7721