牧田电动扳手6905B货号：牧田电动扳手6905B详细说明：额定输入功率340W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2000bpm回转数1700rpm***大转矩294N.m(3,000ft.lbs)长度270mm(10-5/8″)净重2.7kg(6lbs)电源线2.5m(8.2ft)标准附件套筒(19-38×1,22-38×1,24-25×1))