Hardrock wireline drill rods are of the highest quality and manufactured to exacting specifications using advancing machining technology.
NQ Drill Rods for Mineral Exploration
Hardrock NQ drill rods are made to meet the standard of DCDMA, they are widely used in the wireline core drilling. 1, Size: NQ Wireline Drill Pipe, Geological DCDMA Standard, Superior Quality, Core Barrel Rod for Mining Exploration 2, Outside Diameter: 69.9mm 3, Inside Diameter: 60mm 4, Rod Material:30CrMnSiA/XJY850 5, Service Life: 6000m 6, Length per Piece: 3m/1.5m 7, Standard: DCDMA/ Equivalent to Boart longyear/Atlas Copco
