45mm Replacement Blades - Tungsten Steel Cutter Blade for Quilting and Sewing

Introducing OLFA: Cut with Confidence

Since 1956, OLFA has been at the forefront of cutting technology, inventing the first snap-off blade and rotary cutters. With a commitment to unwavering quality, OLFA products have demonstrated superior sharpness, durability, and safety.

Are OLFA blades the sharpest?

OLFA brand blades are crafted from top-quality materials using traditional sword-making techniques, resulting in unmatched sharpness. The OLFA Ultra Sharp Black Blades are 25% sharper than standard silver blades, while the ENDURANCE rotary blades are independently tested to last 2X longer than standard rotary blades.

Safety is a top priority for OLFA, with user safety at the core of our knife and handle design. Visit our store for a wide range of craft and professional products that prioritize customer safety and cutting precision.

Upgrade your cutting experience with OLFA 45mm Rotary Cutter Replacement Blades

Made from high-quality tungsten tool steel, our 45mm rotary blades offer razor-sharp precision and superior edge retention. Compatible with most 45mm rotary cutters, these blades excel at heavy-duty cutting tasks, allowing you to effortlessly cut through materials like fleece, leather, foam, and more.

Experience the OLFA Standard

As the inventor of the Rotary Cutter in 1979, OLFA has set the standard for cutting excellence. Pair our RB45 replacement blades with an OLFA 45mm Rotary Cutter and cutting mat for optimal results. For all your cutting needs, trust OLFA to deliver unmatched quality and performance.

Explore our range of products

In addition to our 45mm replacement blades, OLFA offers a variety of tools including snap-off cutters, safety knives, scissors, art knives, and more. Each product is designed to provide precision cuts, enhance the quality of your work, and elevate your crafting experience.

Choose OLFA for professional-grade tools that make cutting a breeze. Whether you're working on a small project or a large-scale masterpiece, OLFA has the right tools to get the job done.

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