... lifting capacityKN98Steel rope diametermm20Max.lifting speedm/min60Drill head Rotate torqueKNm200Drill speedrpm0~25Earth-throwing off ... Oil cylinder strokemm5000Max. adding forceKN180Max.pulling forceKN200Telescopic drill pipe Friction mode(Max. depth)m5×13 ... jib, luffing-jib, hammer-head, flat-top, multi-speed, stepless-speed), Construction Elevators(multi-speed, stepless-speed), Concrete ...