Diamond impregnated wafering blade 5 inch outer dia X, 0. 015 inch thickness X 0. 5 inch central hole, Q3, Diamond, impregnated wafering blades 6 inch outer dia X 0. 020 inch, thickness X 0. 5 inch central hole, impregnated wafering blades 7 inch outer dia X 0. 025 inch