This Revo Wax Slices set comes with 8 revo slices that are 2-23/64" x 2-23/64" x 5/16" (0.516"), and is made by Wizard Wax to be used for machining on such machines like the Roland (JWX10, EGL40), Revo Machines, Model Makers, and CNC Machines. # WWREVO08