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 6320-01-426-8947
NSN 5965-01-582-6935
NSN 6145-01-608-6233
NSN 5975-00-280-3357
NSN 5920-01-384-2633
NSN 6135-00-557-8874
NSN 5945-00-797-8739
NSN 6610-01-471-5599
NSN 6685-01-360-0374
NSN 6650-01-579-3855
NSN 2925-01-423-8141
NSN 6110-01-276-0985