... ,welding,plating etc 3.Certificate:ISO 9001 CNC welding machine parts 1.Material:Aluminum alloy, Stainless steel ... Equipment:CNC,Milling Machine,CNC Lathes,Lathes,Sawing Machines,MeterLathe,Bench Tapping Machine,Drill Stand,Grinding machine etc.5.Test Equipment ... :CMM, Projector,Electronic Digital Readout Micrometer,Thread Ring Guage etc.6 ...