EDM Fast Wire Cutting DK7720 Type  of Machine DK7720 DK7735 DK7735B DK7745 DK7745B Worktable Dimensions(mm) 380*520 540*770 540*870 650*870 650*970 Worktable Travel(X*Y)(mm) 230*280 350 *450  350*550 450*550 450*650 Maximum Cutting Thickness(mm) 400 600 600 650 650...