KM-H55A钻头直径Bitdiameter:138-165(mm)工作风压WorkingPressure:12-20(Bar)耗气量Airc***umption:12-22(M3/min)后接头螺纹Topsubthread:API23/8”REGBOX总长度Length(withoutbit:)1100(mm)外径Outsidediameter:124(mm)重量Weight:70(KG))