... capacityKN98Steel rope diametermm20Max.lifting speedm/min60Drill head Rotate torqueKNm200Drill speedrpm0~25Earth-throwing off speedrpm110Max.drilling ... obliquity Front°5Rear°15Left & right°±5Rotate platform Rotate degree°360Rotate speedr/min2.5We are Shandong ... hammer-head, flat-top, multi-speed, stepless-speed), Construction Elevators(multi-speed, stepless-speed), Concrete Mixers (rotary-drum-type, ...