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 5985-01-454-1363
NSN 6620-00-221-7608
NSN 5915-01-197-1857
NSN 5835-00-003-0295
NSN 6620-01-475-4717
NSN 5895-01-014-5849
NSN 6110-01-396-9561
NSN 6135-00-125-5265
NSN 5930-01-139-0629
NSN 5985-01-327-2594
NSN 7035-00-849-5526
NSN 6135-01-434-6308