... &Tooling Standard: JIS, DIN, ASTM,BS OEM service prop stand of a bicyclewe can offer you casting partsIf you are interested in ... ,non-ferrous,grey iron,ductile cast iron and so on 3.Process: lost wax process, soluble glass process , silicon process casting4 ... ,polishing,machining,machining center,plating,Heat Treatment,ect............... prop stand of a bicycle