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 5985-01-188-4499
NSN 5985-01-161-8215
NSN 6240-01-463-8276
NSN 6650-01-436-8558
NSN 5975-01-123-8380
NSN 6150-00-755-4852
NSN 5905-01-506-5019
NSN 6645-01-577-7932
NSN 5895-01-465-9741
NSN 5855-00-138-2386
NSN 5950-00-879-9636
NSN 5990-00-644-3365