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 6320-01-225-0178
NSN 4140-01-158-9515
NSN 5935-01-500-0290
NSN 5985-00-483-1662
NSN 6130-01-614-8928
NSN 5930-01-078-2773
NSN 2925-01-253-6006
NSN 5835-01-081-9345
NSN 5915-01-060-3005
NSN 5960-01-460-5516
NSN 6110-00-684-6844
NSN 6320-00-379-4695