Italy’s Construzioni Meccaniche Besana S.p.A. presented a vertical edger with 10 cup wheels for grinding and polishing flat edge and seams up to 1.97 inches thick. The machine is
equipped with an extra spindle group for automatic dubbing. The newest model of double edger's for flat edge grinding and polishing have 10, 11 or 12 cup wheels for automatic grinding of four edges. The machines are electronically controlled and can change glass size, thickness, advancement speed and the type of edging without interrupting production. A patented automatic system controls the diamond wheels.