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 6610-01-412-0058
NSN 6110-01-147-4628
NSN 6110-01-312-8541
NSN 6645-01-152-1092
NSN 5935-01-078-4518
NSN 5975-01-101-7250
NSN 6110-01-025-1286
NSN 5999-00-681-0587
NSN 5960-01-223-9466
NSN 6145-00-830-8210
NSN 6650-01-061-0613
NSN 4140-01-218-4997