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 6610-01-494-2126
NSN 5996-00-497-8425
NSN 5985-01-176-1526
NSN 5895-01-321-8530
NSN 5855-00-869-3635
NSN 5960-01-547-6699
NSN 5998-01-147-4754
NSN 2925-00-081-3547
NSN 6130-01-634-0603
NSN 5960-00-121-9926
NSN 4140-01-143-3520
NSN 5990-01-503-0194