Fiskars 9528-7097 5pc 45mm Style B Rotary Razor Edged Straight Blades with Storage Container. Perfect for cutting fabric, paper, felt, ribbon, and many other materials. Fits most standard 45mm rotary cutters. Long-lasting, razor-sharp edge. Reusable package for prolonged blade life and convenient storage. Will also work with with X-ACTO / Boston 12 inch Rotary Trimmers 26412, 26432, and 26452. Packaging may vary.