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 5999-01-438-5568
NSN 6645-01-573-0553
NSN 5998-01-110-0276
NSN 6320-01-084-7456
NSN 5910-01-407-7150
NSN 6620-01-420-8666
NSN 5950-00-883-7209
NSN 6145-01-273-4634
NSN 6105-01-525-2052
NSN 5895-00-013-9312
NSN 4140-01-621-0752
NSN 5920-01-370-0131