... do high-quality etching works of metal plate and workpieces clock hand engraving machine /etching machineJM650 Double Sided High Precision ... etching machine is Photochemical machining equipments. It Can be making TV shadow masks,metal craft,nameplate,tags,metal label,decorative ... gobos, washers, sieves, meshes, SMT, choppers, encoder, disks,PCB,clock hand,a lot kinds of metal spare parts and so ...