... speed-down structure, ensure high quality and high stability cutting.6) Automatic up-down table, rotary device, red dot position, vacuum system etc. are optional. Machine Performance ... of multi-languagesDictate format*.plt,*.dst,*.dxf,*.bmp,*.dwg,*.al,*las, Support AutoCAD, CoreDraw direct outputting Optional Device:Rotary attachment,Motorized up-down ...