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 6685-01-361-7594
NSN 5998-01-394-5249
NSN 5930-00-306-4181
NSN 5910-01-470-6768
NSN 6650-01-658-0182
NSN 5990-01-529-7307
NSN 5945-01-142-9278
NSN 6110-01-190-8487
NSN 2925-01-250-2731
NSN 6685-01-429-2715
NSN 5855-00-455-6070
NSN 6130-01-476-7643