The Slice 10526 utility knife blades feature a rounded tip for added safety and a finger-friendly edge that helps reduce accidental injuries while maintaining effective cutting performance. Made from 100% zirconium oxide, these ceramic replacement blades are chemically inert, non-sparking, non-conductive, non-magnetic, and never rust. Each pack includes 3 double-sided reversible blades that last approximately 11 times longer than steel blades. These rounded tip blades are compatible with select Slice utility knives, scrapers, edge utility cutters, and manual carton cutters.