Workpro Wp212002 18mm 10-Pack Replacement Blades for Utility Knife

WP212002 10Pc 18mm Sk5 Snap-Off Knife Blades Universal replacement blades compatible with all 18mm utility knives. Made from high-strength material, these 18mm snap off trapezoid blades (8 segments) are ideal for cutting tougher materials such as carpet, vinyl, mats, paper, leather, thick rope, cardboard, drywall panels, plywood, and cartons.