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 7035-01-019-5729
NSN 4140-00-273-1199
NSN 6135-01-300-8338
NSN 5915-01-025-8389
NSN 6320-00-149-7570
NSN 5925-00-957-1932
NSN 5920-01-030-1112
NSN 5996-01-577-3838
NSN 5835-01-566-5462
NSN 6145-01-206-7061
NSN 6685-00-164-7014
NSN 5895-01-625-1584