短语词组短语offset box wrenches 偏头梅花扳手Offset hex wrenches 偏向六角管钳Offset Ratcheting Box Wrenches 抵消棘轮套筒扳手Offset Head Structural Wrenches 偏移量的头结构扳手12 point double offset wrenches 角双头偏角梅花扳手 返回 offset wrench