Fabric Cutter Blade: 45mm Blade thickness: 0.44mm. Perfect for cutting paper, cotton fabric, fabric mat, card, leather, quilting, scrapbooking, arts and crafts and more Rolling Blade: ZMAAGG rotary cutter features a rolling 45mm blade that cuts multiple layers and keeps fabric flat for precise straight cuts without jagged edges Wide Use: A rotary fabric cutter is quite essential in any fabric crafter's kit, allowing you to easily cut patterns and shapes from fabric. It is very practical for various fabric and paper craft projects such as cutting appliques, curved quilt pieces and trimming seams Well-designed: Rotary cutter with safety lock can easily cut round and complex shapes and helps you easily cut leather, paper, fabric, plastic, this is an essential tool for your project. Ergonomic engineering plastic handles on the handle for maximum comfort and ease of use with a double-acting safety mechanism Quality Rotary Cutter: This is an affordable, high-quality rotary cutter that can cut through multiple layers of fabric at once, making it ideal for crafters working in volume. It is designed for right-handed use and features a double-acting safety lock to give you peace of mind if your craft area is shared with children