Min. Order Reference FOB Price
1 Piece US$525,000.00-550,000.00 / Piece
Product Description
Top Quality/High Performance Controlled Rotary Drilling Rig Machine/ Rotary Piling Rig KR220C Technical Specification Type KR220C Torque 220 KN.m Max. diameter 1800/2000 mm Max. drilling depth 51 m(Lock)/ 64 m(Friction kelly bar) Speed of rotation 5~26 rpm Max. crowd pressure ...