SAFETY FIRST: Our cutter includes a built-in blade guard to protect you from accidental cuts when the tool is unused. Additionally, a needle cap provides added safety. The supplied rubber pad also prevents the needle from creating unwanted spike holes. VERSATILE CUTTING: The Heavy-Duty Circle Cutter is designed to cut circles with diameters ranging from 1cm to 15cm. This versatility makes it an essential tool for a wide range of projects. ERGONOMIC DESIGN: A groundbreaking ratchet mechanism integrated into this circle cutter reduces wrist fatigue during extended use. It ensures that crafting remains comfortable, allowing you to create intricate designs. EXTRA BLADES: This circle cutter comes with 5 extra blades, ensuring long-lasting and uninterrupted cutting capabilities. You can switch out blades when needed. WIDE APPLICATION: This cutter is ideal for cutting various materials such as paper, vinyl, thin fabrics, and even heavier medium materials like leather.