... diamond disc: diamond coated disc for lab,for divide,separate,fabricate,contour,shape of dental restorative materials. Figure style for e series:Edge ... coated / full coatedEdge thickness: 0.20mm, flat disc very thin 0.3mm, flat disc thinDia. general ... :0.2mm, flat disc very thin, distal, proximal and peripheral cutting, For ceramics and plastic veneersOptimal grinding capacity, well ...