QualityCut &reg; 10x 45mm Rotary Cutter Refill Blades Japanese SKS-7 Stainless Steel High Quality Professional Grade Rotary Cutter Blades Ten (10x) 45mm Blades Securely Packed in A Snap-close Case Multiple Sharpening Stages for Optimal Combination of Extreme Sharpness And Durability 100% Compatible with OLFA, FISKARS, TRUE CUT and Other Rotary Cutter Brands ** Items are in the U.S. Guaranty delivery to U.S. address within one week **