30 Pack Utility Knife Blades, SK5 Steel Heavy Duty Box Cutter Replacement Blades with Plastic Case, Standard Size Razor Blades for Most Standard Utility Knives

Amazon Basics Folding Utility Knife, Lightweight Aluminum Body, Red

M MEEPO Box Cutter, 4-Pack Tough Folding Box Cutter for Heavy Duty Purpose, Razor Sharp Blade, Comfortable Handle, with Extra 10-Piece Blades, Can cut Drywall, Sheet Plastic, Linoleum, Boxes, Rope