... 3T-125T puncher2MaterialIron, carbon steel, stainless steel, brass, copper, alloy steel, aluminum, cold rolled steel with various plating3Surface treatmentMany kinds of ... , Heat treatment4SpecificationOEM service as per customers' requirements, with in-house tooling design and fabricating(Smoothness, without ... products strictly . At Last Expecting to cooperate with you ! If there is a chance, welcome ...