Min. Order Reference FOB Price
1 Piece US$55,000.00-65,000.00 / Piece
Product Description
Product Description Model:RCH-4A hydraulic underground drilling rig Drilling depth:550m Drilling diameter :BQ,NQ,HQ,PQ Power: 75KW electric motor Walking way : skid mounted Drilling way :mud pump rotary drilling Application :Used in mines, tunnels, the coal mine gas drainage by large diameter ...