3.5" Round Photo Coaster Insert Used with the Model 350 Photo Button Machine, the 3-1/2" coaster insert is used to achieve the flat button face for coaster buttons. To make a coaster button simply put the insert, magnet-side up, into the upper die of the button machine before making the coaster button.
Price: $74.95
3.5" a. Red Flashing Button Kit 5/pkg Sample Kit Complete set includes 3.5" shell, mylar, collet and red flashing LED assembly with safety pin. 5 Sets per package. This sample kit includes free shipping.