Special rotary blades cut wavy lines. Perfect for cutting fabric, film, leather, thin rubber sheet without twisting the material. These high quality rolling blades are made from stainless steel and produced through multiple stages of precise process to obtain the ultimate sharpness and optimum edge-retention. Two blades per pack. Made in Japan.Rotary wave blades for rotary cutter (RO-2P, SK-2P, WA-2P) and fabric circle cutter (CL-10000P). For wavy lines. Dia. 28mm x 0.30mm T. Made of high quality stainless steel.Cutting material: Paper, fabric, leather and rubber sheet, etc. Good for quilting, sewing and art & craft projects 2ea/pack.