OLFA 9149 ABB-50B 9mm UltraSharp Black Snap-Off Blade, 50-Pack (3-(Pack))

Ultra Sharp Black Carbon Tool Steel Snap Blades Fits Olfa Pro 9mm Utility Knives 13 Cutting Edges per Blade Strip Note: These are not recommended for window tinting. It is best to use stainless steel blades with breakaway blades to help minimize the risk of scratching the glass Each Package Contains 50 Blades