Features: Extra-Sharp Blades: Our rotary cutter replacement blades are made with quality materials and are extra sharp ensuring smooth and precise cuts every time. Long-Lasting Durability: Our super sharp rotary cutter and trimmer refill blades are designed to last longer than other brands making them a cost-effective choice for frequent users. Easy Replacement: Our 45mm rotary cutter blades can be easily replaced without the need for any special tools or skills ensuring a hassle-free experience for users. Smooth Cutting Experience: Our fabric cutter wheel is designed to glide smoothly over various surfaces providing a comfortable and effortless cutting experience for users of all skill levels. Versatile Cutting: Our circular rotary fabric cutter blade is perfect for cutting through various materials including fabric paper and leather making it a versatile tool for arts crafts quilting scrapbooking and sewing. Specification: Material: SKS7 steel Blade Diameter: 45mm Notes: 1. Due to the different monitor and light effect the actual color maybe a slight different from the picture color. 2. Please allow 1-3cm differs due to manual measurement. includes: 1Rotary Cutter Blade "