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 5935-01-549-2547
NSN 5895-01-026-9965
NSN 6105-01-216-0930
NSN 6685-01-027-0354
NSN 6620-00-804-8272
NSN 5999-00-837-9496
NSN 5950-01-333-2209
NSN 6135-01-437-6409
NSN 6645-00-556-5551
NSN 6105-00-111-8397
NSN 5999-01-418-2809
NSN 5990-00-754-2842