... , die casting,chemical etching stainless steel, aluminum parts, alloy are accepted. 1.OEM with die stamping, polishing metal, stainless steel,aluminum plates, stainless steel marker plate, 2:Cutting ... .6: Drawings: 3D, 2D, CAD, Photoshop, Adobe Illustrator etc. OEM with die stamping, polishing metal, stainless steel,aluminum plates, stainless steel marker plate,