These tablets provide jewelry designers and model makers with a large, 6" x 25/8",flat, very smooth surface for designing jewelry directly onto carving wax. Available in four thicknesses, 4.5 mm, 6 mm, 8 mm and 10.5 mm. Set contains 3 pcs, 4.5mm, 1pc, 6 mm, 1 pc, 8 mm and 1 pc, 10.5 mm.