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 5920-00-274-6929
NSN 6240-01-329-8095
NSN 6620-01-178-4771
NSN 5990-01-301-8394
NSN 5910-01-025-5408
NSN 5990-00-153-0055
NSN 5990-00-917-4220
NSN 6610-00-856-5541
NSN 5915-01-225-9949
NSN 5935-01-332-3678
NSN 5910-01-037-8923
NSN 6130-00-072-9854