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 4140-01-548-2551
NSN 5945-01-623-2564
NSN 5975-01-186-0114
NSN 7035-01-169-6551
NSN 5990-00-905-5537
NSN 5975-00-225-8722
NSN 5915-01-410-6838
NSN 4140-01-400-3610
NSN 5925-00-583-8922
NSN 5925-00-466-1189
NSN 6645-00-632-0736
NSN 5998-01-343-2783