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 5855-01-463-1315
NSN 5999-01-281-6993
NSN 5935-01-269-6004
NSN 6620-01-106-2814
NSN 5855-01-426-5589
NSN 5895-01-453-1060
NSN 5920-01-071-1921
NSN 5925-01-362-9693
NSN 6130-00-386-1962
NSN 5965-00-408-5501
NSN 5920-00-986-3922
NSN 5920-00-319-0509