Mini Cutter Features A Versatile Design To Work As Well As A Safety Box Cutter As It Does A Pocket Knife Or Kitchen Multi-Tool. The Advanced Ceramic Material Is Rustproof, Nonconductive, Antimagnetic And Won'T Spark. The Slow-To-Dull Blade Starts At An Effective Sharpness And Retains Its Safe Cutting Edge For Up To 11 Times Longer Than Steel For Consistently Smooth Cuts Again And Again. Auto-Retractable Blade Stays Out Of Harm'S Way When You'Re Not Using The Knife For Safe Storage. Keyhole And Built-In Magnet Allow You To Keep This Unique Tool In A Convenient Location To Ensure It'S Always Close At Hand. Easy, No-Tool Blade Change Allows You To Simply Replace Dull Blades Without Requiring Any Extra Tools.