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 5925-01-476-3879
NSN 5835-01-013-9321
NSN 5985-00-936-6924
NSN 6645-01-323-1956
NSN 5990-01-200-7460
NSN 5925-01-302-7208
NSN 6685-00-399-3250
NSN 6150-00-291-1868
NSN 6320-00-343-1798
NSN 5915-00-947-6551
NSN 6220-00-293-5368
NSN 5935-01-461-1135