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 5920-00-283-7178
NSN 6620-01-342-0470
NSN 5960-01-229-6324
NSN 5990-01-504-9265
NSN 5999-00-086-9810
NSN 5925-00-194-1010
NSN 5905-00-846-9677
NSN 6610-00-277-7206
NSN 6150-01-541-9409
NSN 5855-00-916-2236
NSN 6150-00-872-2617
NSN 7035-01-256-3973