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 7035-01-145-5059
NSN 5945-00-238-3365
NSN 6220-01-212-8802
NSN 5996-00-116-1276
NSN 5920-00-149-1469
NSN 4140-01-648-9450
NSN 5960-00-918-2369
NSN 6620-01-385-6172
NSN 5935-00-274-3100
NSN 5895-01-544-8698
NSN 5910-00-967-8737
NSN 6135-01-062-9356