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 6240-00-518-3541
NSN 5975-01-460-2791
NSN 5925-01-434-5993
NSN 6320-00-583-3105
NSN 6135-00-228-8140
NSN 6135-00-985-7846
NSN 6145-01-521-4484
NSN 6240-01-381-6815
NSN 6145-01-433-0453
NSN 5996-01-418-5140
NSN 5920-00-585-0104
NSN 5985-00-357-1064