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 5965-01-369-4101
NSN 5905-01-445-6373
NSN 6240-01-029-3701
NSN 5920-00-931-0752
NSN 6320-00-116-3658
NSN 5950-01-030-4052
NSN 5990-01-299-2014
NSN 6645-01-435-8356
NSN 6220-01-383-3920
NSN 6145-00-141-8095
NSN 4140-01-224-8715
NSN 5960-00-587-7517