... :Aluminum alloy The Size like this:(for reference only)L,W,T:120mmX30mmX30mmPracticable Software:Preferred Formats:Pro/E, Solidworks, AutoCAD, UG*.prt ... , *.igs, *.stp,*.x-t, *.stl, *.sldprt, *.dwg, etc.Business Scope:1. Rapid prototype services ... to a harmony and win-winsituation! (Xiamen Huiyongsheng Industry Co.,Ltd.) alloy die casting