Cross Wrench Cross wrench to spin loosened nuts on/off . 2) Surface: polished, chromed, silver painted, plastic painted,zinc pai cross wrench,cross spanner,cross rim wrench1) Size: 17mm, 19mm, 21mm, 23mm2) The material of wrench can be made of 45# steel or CRV-steel3) Surface: polished, chromed, silver painted, plastic painted, zinc painted Cross Wrench