DIMENSIONS of Plastic Discs (Please Note CENTER HOLE Sizes)
25mm (approx. 1 inch or 0.984 inch) Diameter with 3.5mm center hole. Approximately 1.75mm or 1/16 inch thick
30mm (approx. 1 and 1/4 inch) Diameter with 3.5mm center hole. Approximately 1.75mm or 1/16 inch thick
39mm (approx. 1 and 1/2 inch) Diameter with 11mm center hole. Approximately 3mm thick
45mm ((approx. 1 and 3/4 inch) Diameter with 3.5mm center hole. Approximately 1.75mm or 1/16 inch thick
48mm (approx. 1,89 inches) Diameter with 11mm center hole. Approximately 2mm thick.
50mm (approx. 2 inch) Diameter with 3.5mm center hole. Approximately 3mm thick.