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 6645-01-627-8040
NSN 5975-01-369-0222
NSN 6130-00-308-2768
NSN 6135-01-110-9470
NSN 6145-00-596-8447
NSN 5945-01-265-2454
NSN 5990-00-277-3763
NSN 5960-00-049-7213
NSN 6320-01-605-7059
NSN 6150-01-441-1628
NSN 5835-01-426-4826
NSN 5975-01-607-9937