Replacement blades for OLFA rotary cutters, 2 blades per pack, enabling high-precision cutting. - Brand: OLFA - Model: RB28-2 - Quantity: 2 blades - Shape: Circular - Application: Cutter replacement blades Thank you for viewing. Although this item has not been opened since purchase, please understand that it has been stored at home, and only purchase if you are comfortable with this.