good quality

Product Number Diameter mm inch Core Think mm Slot NO.Size Electroplated Diamond Tools Sm10003 75 3″ 0.8/10 5 3*5 Electroplated Diamond Tools Sm10004 100 4″ 0.8/1.2/1.6 10 3*10 Electroplated Diamond Tools Sm10004.5 115 4.5″ 1.2/1.6 14 3*8 Electroplated Diamond Tools Sm10005 125 5″ 1.6 15 3*8 Electroplated Diamond Tools Sm10006 150 6″ 1.6 18 3*12 Electroplated Diamond Tools Sm10007 180 7″ 1.8 18 3*12 Electroplated Diamond Tools Sm10008 200 8″ 1.8 22 3*12 Electroplated Diamond Tools Sm10009 230 9″ 1.8 22 3*12 Electroplated Diamond Tools Sm10010 250 10″ 1.8/2.0 22 3*12 Electroplated Diamond Tools Sm10012 300 12″ 2.0/2.2 16 3*12 Electroplated Diamond Tools Sm10014 350 14″ 2.0/2.2 16 3*12 Electroplated Diamond Tools Sm10016 400 16″ 2.4 24 3*12 Electroplated Diamond Tools Sm10018 450 18″ 2.6 24 3*12 Electroplated Diamond Tools Sm10020 500 20″ 2.8 24 3*12