额定输入功率400W能力标准螺栓M12-M22(1/2″-7/8″)高强度螺栓M12-M16(1/2″-5/8″)方形传动螺杆12.7mm(1/2″)冲击数2000bpm回转数2000rpm***大转矩350N.m(260ft.lbs)长度282mm(11-1/8″)净重2.9kg(6.4lbs)电源线2.5m(8.2ft)标准附件套筒(24-45×1))