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 5905-00-089-7237
NSN 5915-00-518-0851
NSN 6145-01-611-5118
NSN 6620-01-633-8443
NSN 5945-01-059-0611
NSN 5960-01-649-1341
NSN 6135-01-508-6083
NSN 2925-01-422-9284
NSN 5930-00-076-0366
NSN 6150-00-830-0662
NSN 5975-00-636-4910
NSN 5910-00-872-0528