HARDROCK Wireline drill rods are manufactured from the best quality heat-treated seamless steel tubes according to S135 steel grade standard. Ultimate tensile strength,yield strength, high precision and good straightness provide the best performance under different drilling conditions.
PQ Drill Rods
Hardrock PQ drill rods are made to meet the standard of DCDMA, they are widely used in the wireline core drilling. Size:PQ Outside Diameter: 114.5mm Inside Diameter: 101.5mm Rod Material:30CrMnSiA/XJY850 Service Life: 6000m Length per Piece: 3m/1.5m Standard: DCDMA/ Equivalent to Boart longyear/Atlas Copco
