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 4140-00-740-2153
NSN 6220-01-573-3467
NSN 5920-00-038-6892
NSN 5960-01-322-1337
NSN 6110-00-437-3400
NSN 5915-00-754-9891
NSN 6105-01-544-7140
NSN 5975-01-359-2679
NSN 6130-01-016-3333
NSN 7035-01-485-0269
NSN 6645-01-393-4037
NSN 5835-00-807-5632