For use with water
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 6130-01-129-7070
NSN 5950-01-351-2962
NSN 6150-01-427-3764
NSN 5895-01-181-7175
NSN 5996-00-958-1298
NSN 5998-00-573-9824
NSN 5925-00-163-3953
NSN 5915-01-532-8157
NSN 5855-01-103-8650
NSN 6645-01-603-9331
NSN 5996-01-499-1900
NSN 5935-00-354-2096