... lines and quanlity control systems. description high precision casting-precision casting parts with sand blastingmaterialstainless steel, cast iron, ... BS, JIS, etc.surface treatmentHeat Treatment, Polishing, Plating, Machining, Anodizing, shot, sand blasting, zinc plated, oxide, galvanised ... with technical requirement, such as material, weights, machining demand, or a sample, we can manufacture ...