Circular

Porcelain sizes inches
Porcelain sizes cm
Color codes
Black and white codes
2 5 C20C C20NB
2 3/4 7 C30C C30NB
4 10 C40C C40NB
4 3/4 12 C50C C50NB
5 7/8 15 C60C C60NB
7 7/8 20 C80C C80NB
9 7/8 25 C90C C90NB
11 7/8 30 C100C C100NB