Pacific Handy Cutter SP017 Safety Point Blade for PHC Safety Cutters, Pack of 100, Sharp Edge, Safety Point Razor Blades for Injury Reduction, Cuts Boxes, Cardboard, Tape, Plastic Straps, and More Replacement blades are designed for use with Safety Point Pacific Handy Cutter S3 and S4 Safety Cutters. Using blade in a safety cutter reduces accidents and damaged merchandise. Features Blunt safety tip blade prevents Puncture wounds/damaged merchandise Single notch stiffer blade design 0.017 thickness Efficient USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.