... industry etc .Equipments450ton High speed stamping machine, Automatic Punching Machine, Round Plate Machine, Punching Machine, Robot Welding Machine, Argon welding Machine, Plate Sheers, CNC Pipe Bender, CNC WIRE ... thickness tester,Roughness tester, Go /Ungo Gauge, Sault spray testing machine, Hardness tester What's used for?crystal star award,zinc ...