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 6620-00-021-6876
NSN 5905-00-165-1777
NSN 5910-00-844-1603
NSN 5999-00-374-2527
NSN 6150-01-578-7359
NSN 6685-01-646-9931
NSN 6610-00-305-2627
NSN 2925-01-556-0333
NSN 4140-00-993-6128
NSN 6650-01-083-3707
NSN 4140-01-170-4700
NSN 5925-01-059-0275