A straight metal rod externally threaded or tapered on both ends for attachment by means of a coupling to another rod or rod shank, or to a detachable bit. The rod has a passageway throughout its entire length for conducting air or water to clear the hole being drilled. See also drill rod, rock drill; and shank, rod, rock drill.
Classification: Parts of boring or sinking machinery of subheading 8430.41 or 8430.49,nesoi
NSN 5905-00-472-3632
NSN 6650-00-336-4828
NSN 7035-00-299-7150
NSN 6610-00-583-1084
NSN 6150-01-445-1410
NSN 5975-01-415-8164
NSN 2925-00-442-6702
NSN 5945-01-500-1604
NSN 5960-00-289-6591
NSN 6220-01-025-6140
NSN 6110-01-500-8292
NSN 5950-00-056-9298