The SoniShear scissor attachment cuts quickly through hundreds of different materials. The powerful, hardened steel blades make it perfect for cutting paper, plastic packaging, cardboard, leather, canvas, carpet, wallpaper, thin wire, netting, flowers and stems, rubber matting, and more. It cuts contours, curves, and straight lines easily. The shearing blade operates at up to 20,000 strokes per minute and can cut heavy materials up to 5/16". Fits any corded Rockwell SoniCrafter .