Materials: SS,Alu,brass,copper,Derlin , steel, plastic material etc Process CNC milling and turning,drilling,punching Tolerance: 0.1mm~0.005mm Surface Roughness Ra1.6-3.2 Software Auto CAD,Solid work,UG,CAD,IGS,STEP, SLDPRT,DXF,PDF Equipment CNC machining center, CNC lathes, General milling machines. General lathes, Punch machines, polish machines http://www.tuofamachining.com