Premium Safety Box Cutter Blades with Rounded Tip - 4 Pack of Ceramic Zirconium Oxide Utility Knife Blades for Shipping, Packaging & Crafting - Sharp & Durable Replacement Blades for Safe Cutting

slice box cutter blades are compatible with slice Box Cutters, Pen Cutters and the slice Mini Cutter. These 100% zirconium oxide blades retain their edge much longer and feature our proprietary finger-friendly edge. These ceramic blades require no oil coating or special maintenance. They are non-sparking, non-magnetic and do not rust. When you need a fresh edge, simply reverse the double-sided blade. slice donates 1% of sales to Autism research related charities. Blade Type: Box Cutter; Cutting Edge Form: Straight; Material(s): Ceramic Zirconium Oxide; Blade Length: 33 mm.