... professional in sheet metal fabrication , metal case fabrication , custom metal fabrication, metal decor fabrication Detailed Product Description ... punching machines,Oil Hydraulic pressing machines,bending machines,welding machines, meter lathes ;3.Process method: ... , turning , milling , drilling , grinding ,broaching , welding and assembly4.Finish:zinc plated,chromated plated, Electrophoresis, Dacromet ...