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 4140-00-140-1804
NSN 5996-01-024-2930
NSN 5945-01-249-1310
NSN 4140-01-203-2380
NSN 5998-01-034-9165
NSN 5855-01-464-5084
NSN 5996-00-186-8709
NSN 5925-01-122-1524
NSN 5910-01-044-5886
NSN 5855-01-290-7035
NSN 6610-01-359-0008
NSN 5996-00-952-3452