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 5855-01-222-6065
NSN 5895-00-083-1393
NSN 5930-01-559-6394
NSN 4140-01-369-6978
NSN 5945-01-515-0652
NSN 6610-01-577-3834
NSN 5915-01-440-5468
NSN 6135-01-647-0386
NSN 5990-01-113-7238
NSN 6105-00-620-5370
NSN 5950-01-394-0917
NSN 5975-01-099-6418