KM-90B钻头直径Bitdiameter:90-120(mm)工作风压WorkingPressure:4-12(Bar)耗气量Airc***umption:8-12(M3/min)后接头螺纹Topsubthread:F48x10PIN总长度Length(withoutbit:)840(mm)外径Outsidediameter:80(mm)重量Weight:22(KG))