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 6145-00-493-4073
NSN 7035-01-355-7284
NSN 5915-01-113-6752
NSN 5930-00-708-6671
NSN 5950-01-645-4986
NSN 5985-00-368-3726
NSN 5855-01-597-1836
NSN 5835-01-147-7526
NSN 5920-01-406-3462
NSN 5950-01-458-8981
NSN 5985-01-627-3888
NSN 5935-01-479-4831