... within 30 days 4.OEM service Custom /OEM metal bracket We supply kinds of metal parts totally according to clients' drawings and ... welding, girth welding, argon arc welding, brazing.5. Material: Most products are made by stainless steel, Iron (SPCC, SECC, SPTE ... nickel, copper, zinc electroplating) are also workable.7. Applied software for specification drawings: Pro / E, Solid Work 2001, Auto CAD, ...