详细说明额定输入功率470W能力标准螺栓M12-M20(7/16″-3/4″)高强度螺栓M12-M16(7/16″-5/8″)方形传动螺杆12.7mm(1/2″)冲击数2600bpm回转数2200rpm***大转矩294N.m(220ft.lbs)长度275mm(10-13/16″)净重2.3kg(5lbs)电源线2.5m(8.2ft)标准附件套筒(19-38×1,22-38×1,24-25×1))