Kemper PCSO Oval Pattern Clay Cutter Set Kemper Klay Kutters Oval Set of 5 Kutters. Klay Kutters are just like cookie cuuters with a pusher-outer in the middle. Use them with any type of clay, bread dough, modeling paste, soft was, paint, sugar paste & more! 1 each of 5 sizes 3/4 inch, 5/8 inch, 1/2 inch, 7/16 inch, 3/8 inch. With a cookie cutter like action, the inside plunger allows you to pop out the clay inside. Cut through the walls for candles or pressing into the surface of clay for designs of shape outlines. Cutters are made from rust-free brass with a spring returned plunger.