... Precision pressing hardware accessory for thermostat: 1. One stop solution 2. Professional technical support 3. OEM service Punching hardware accessory:This part is the inner part ... Iron, stainless steel, brass, copper, alloy steel, aluminum,etc.Surface finish:Polishing, Plating (Zinc, Nickel, ... punching, lubricating, etc.Usage of products: Precision stamping parts custom made to customer's ...