... : Micrometer, pin gauge, torque meter, Salt spray tester, 2D projector, micro-density tester, digital coating thickness gaugeOur testing control system: SPC ... validationOur certification: ISO9001, ISO14001, ISO13485, ISO16949.Surface treatment: zinc, chrome plated, powder coating, anodize etcMaterial: carbon steel, aluminum, stainless steel, copper, brass ...