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Product Description
TYSIM KR90A Hydraulic Rotary Drill Rig With Diameter And Drilling Depth 28m Technical Specification Technical specification of KR90C rotary drilling rig Torque 90 kN.m Max. diameter 1000 mm Max. drilling depth 32m Speed of rotation 8~30 rpm Max. crowd pressure 90 kN Max. crowd pull 120 ...