A straight metal rod with a shank at one end to fit the drilling machine chuck, and the opposite end externally threaded or tapered to receive a detachable bit. The rod has a passageway throughout its entire length for conducting air or water to clear the hole being drilled. Overall length must be at least 15 inches (381 mm). Excludes drill rods designed for core drilling. See also drill rod section, rock drill; and shank, rod, rock drill.
Classification: Parts of coal or rock cutters and tunneling machinery
NSN 6645-01-191-9515
NSN 5915-00-116-7705
NSN 6645-01-513-0117
NSN 6145-00-553-8196
NSN 6135-01-068-0119
NSN 6650-00-647-1085
NSN 5910-01-029-3475
NSN 5920-00-974-4381
NSN 5930-01-346-0420
NSN 5930-01-027-1431
NSN 5945-01-558-2240
NSN 2925-00-010-9609