Hardrock wireline drill rods are of the highest quality and manufactured to exacting specifications using advancing machining technology.
Hardrock wireline drill rods are made to meet the standard of DCDMA, they are widely used in the wireline core drilling. 1, Size: BQ Drill Pipe, Wireline, Geological DCDMA Standard, Best Quality, Core Barrel Rod for Mining Exploration 2, Outside Diameter: 55.7mm 3, Inside Diameter: 46.1mm 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