Comentarii : Model: R312-200, Year of manufacturing: 2006, Working hours: 1600, 130 kNm of Rotary torque, max pile diameter Ø 1500, engine (Cummins QSB5.9-C)153KW(205HP), Kelly bar friction: 5 x 9000mm m for 40 meters drilling depth and NEW Kelly bar friction: 5 x 11000mm m for 50 meters drilling depth Version CFA :max pile diameter Ø 750, max pile depth 19 meters, max nominal extraction force 380 KN