Metal stamping parts for HVAC DUCT CORNER Material: Galvanize steel, steel, stainless steel, Iron, Aluminum; Current tolerance: +/-0.005; We have special production line, output 150, 000PCS /day, Per lower cost Wooden pallet 240PCS/packge 96packge/pallet 10pallet/container. We are a factory that professionally produce Metal stamping, stainless steel Stamping, iron Stamping, galvanized Steel Stampings for year in China. Our Stampings are used for oil industry, automotive, hospital, aviation, boat, construction and so on. Welcom your enquirement