球墨铸铁火花塞接头
nodular iron spark plug adapter
火花塞接续器扳手
spark plug adapter wrench
火花塞接续器总成
spark plug adapter assembly
双头火花塞扳手
double-end spark plug wrench
转头火花塞扳手
swivel head spark plug wrench
240火花塞式燃气机
240 spark plug gas engine
弹簧加载火花塞伸长部
spring loaded spark plug extension