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 6320-01-476-7702
NSN 5920-01-359-7257
NSN 2925-00-895-3965
NSN 5855-01-481-0819
NSN 5950-01-291-7713
NSN 5990-01-370-7912
NSN 6240-01-050-7537
NSN 5855-00-879-5849
NSN 5855-01-388-2424
NSN 5999-00-944-5440
NSN 6145-01-646-1797
NSN 5999-01-056-4824