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 6150-01-429-2925
NSN 5910-00-860-6070
NSN 5998-01-199-5687
NSN 5895-01-196-9472
NSN 5835-01-123-8305
NSN 6135-00-255-1340
NSN 5910-01-028-5703
NSN 7035-01-561-0851
NSN 5960-00-827-1201
NSN 5920-00-216-8665
NSN 6220-01-422-3602
NSN 6145-01-592-1351