... , three-coordinates measuring machine, rotary bending tester , the radial rolls fatigue tester, impact tester, the salt spray tester, the universal material testing machine(4 ... ring inside ,hard carton outside(6) use on CHRYSLER, DAIHATSU , BMW, PEUGEOT ,NISSAN, FORD, GM, HYUNDAI, ISUZU, KIA, MAZDA, MERCEDES, TOYOTA ...