... Linear guide rail Continue engraving fuction Ball Screw Advertising CNC EngraverA.double nut ball screwsB.Linear guide railC.Continue ... Configuration:1.Whole Steel structure, imported square orbit, ball screw imported from German.2.NC studio control system ... cover.In addition, we have woodworking engraver, relief engraver, cylinder craft wood engraver, special mould engraver, stone engraver, ...