Complies with following International Standards IS : 13630 (Part - 1), EN ISO : 10545 (Part - 2) Application Suitable For measurement of Diagonal Linearity Available for Various Tile size(cm) : 15 x 15, 20 x 20, 25 x 25, 30 x 30, 35 x 35, 40 x 40, 45 x 45, 50 x 50, 60 x 60 Please specify your required tile size measurement at the time of order Note - Price will be change as per specification