Never be caught with a dull blade thanks to the Omnigrid 45mm Rotary Cutter Replacement Blade. Crafted from premium Tungsten-Carbon steel, it delivers smooth, precise cuts through fabric, paper, leather, vinyl, and more. Designed for the Omnigrid 45mm Rotary Cutter yet compatible with most other 45mm rotary cutters, this blade keeps your quilting, sewing, and crafting projects sharp and effortless.