Aluminum Die Cast Speaker Parts 1) Material: aluminium 2) Process: die casting 3) ... are welcome Detailed Product Description ITEM Aluminum Die Cast Speaker Parts Die casting mouldCavitySingle or multiple MaterialH13,DIEVAR,QDN, ... electrophoresis, sandblasting and ect.Leadtime7-30 daysAdvantageCompany establishedin 1989SoftwarePro/E, Auto CAD, solid work 2001,CAXA,UG,CAD,CAMMachinesHigh, refined, ...