hyz80

Full hydraulic Drilling Rig Suit for 8-10T Excavator Apply to drill the rock(sandstore,shale and limestone) Main Features:1,Tailored for open-air prospect hole and various holes of the projects of explosive-buried needs for cutting into mountains,apply to drill the rocks whose formness coefficient F below 8 degrees(such as sandstone,shale and limestone)2,Choose the pressure rising engine produced ...