Martelli - Rotary Cutter Blades (45mm 5 pack)The Martelli Rotary Cutter Blades (45mm, 5 Pack) are premium replacement blades designed for smooth, precise cutting through multiple layers of fabric. Crafted for durability and sharpness, these 45mm blades deliver clean, accurate cuts for quilting, sewing, and crafting projects. Made from high quality steel, each blade is engineered to maintain sharpness longer, reducing the need for frequent replacements. The 45mm size is ideal for general quilting