All three Custom Cutting System Blade Sizes (1/16", 3/16" and 5/16") Clean, precise and ergonomically comfortable cutting blade cartridges For use with the Creative Memories Cutting System Blades engineered for up to 500 cuts 90-day guarantee against manufacturing defects Cut to precision with the three Custom Cutting System blades. Designed for use with the patented Creative Memories Custom Cutting System, these blades makes cuts 1/16", 3/16" and 5/16" from the edge of a Custom Cutting System Pattern. Each blade size is for varying cut depths. Perfect when you want clean, precise and ergonomically comfortable cutting. Engineered to cleanly, perfectly make up to 500 cuts.