Attachment method 6.625 in. Api reg pin thread, 5 thds per in., 3 in. Taper per foot, right hand, medium
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 5990-00-066-2217
NSN 5935-00-102-7578
NSN 5905-00-274-3058
NSN 5935-01-128-2286
NSN 5998-01-496-3268
NSN 6135-00-681-2702
NSN 5990-00-132-2680
NSN 5985-01-349-4841
NSN 5925-01-495-1071
NSN 6105-01-536-1572
NSN 5895-01-299-8507
NSN 5990-01-239-1474