Hammer bit hole opener from 6.000in. To 10.000in. Diameter for strike force 6 d.H.11.
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 5950-01-512-9099
NSN 6105-00-773-8480
NSN 6105-01-418-2905
NSN 5855-01-079-8716
NSN 5835-00-170-5238
NSN 5905-01-544-4242
NSN 5965-01-535-4847
NSN 5835-01-136-3394
NSN 5998-00-246-4422
NSN 6650-00-469-2218
NSN 5910-00-526-0694
NSN 6610-01-144-1951