Hammer bit
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 6620-00-308-2531
NSN 5925-01-142-5819
NSN 6110-01-510-0364
NSN 5930-00-788-6993
NSN 6685-00-407-1028
NSN 6240-01-512-1856
NSN 5999-01-163-3816
NSN 6620-00-604-7566
NSN 6620-01-562-8816
NSN 6130-00-197-9371
NSN 6620-00-433-9438
NSN 6650-01-310-2525