... many other aluminum alloy are all acceptable.DimensionAs drawings or samplesSurface treatmentSandblasting, Painting, Powder coating, Anodize, Galvanized, ... Chrome plating, Nickel plating,etc.Die casting mouldsCavitySingle or MultipleMaterialH13,DIEVAR,QDN,8407,2344V,TQ1,2343,SKD61,45 ... then ascertain where the responsibility lies,our party or customer side.R&DPlentiful experience and skillful technique ...