Purchase a Quality Rotary Cutting Kit that will last. Included in this kit: one Ergonomic Sallie Tomato Rotary Cutter and two 45mm Sallie Tomato Blades. The rotary cutter blades have been designed and patented for cutting through thicker materials for bag making such as cork fabric, canvas, leather, vinyl, canvas and more! The swivel safeguard makes this cutter convenient, safe and easy to operate. Even after cutting over 20,000 yards of cork and fabric, the blade is still as sharp as it was on day one! You'll be impressed with the results!