Cut circles in one step with this easy-to-use OLFA circle cutter. The patented ratchet handle aligns your hand and wrist to help reduce wrist fatigue typically associated with cutting in a circular motion. Rotary compass cutter with an 18mm stainless steel rotary blade. Perfect for cutting fabric circles in diameter from 4cm to 22cm. Designed for both right- and left-handed use. Good For: Use the cutter to create Yo Yos, crescents, circle appliqué and penny rug circles.