✅【Heavy-Duty Utility Knife】Use the Premium Material for our Box Cutter, Stainless Steel Blades Feeder and Belt Clip, Aluminum Handles. Make our products durable and reliable. ✅【Ultra Sharp Blades】Made by High Carbon Steel SK5, Special Design Double Blade Angle make it sharp and durable, Hardness reach to 58-62 HRC after Heat Treatment tempering. ✅【Lightweight and Portable】Aluminum Handle, Compact design. Lightweight and Easy for Carrying. ✅【Versatile Cutting Tool】Cut through various materials with ease, including cardboard, plastic, leather, wallpaper, and cans. Perfect for use at home, office, or for arts and crafts. ✅【Rust Resistance】Our knife and blades are coated with a light oil to prevent rust and stay sharp. Although the blades may stick together slightly, this is easily remedied with gloves or careful handling. Utility Knife, Box Cutter, Multipurpose Folding Flip Knife, Razor Knife with 5 Replaceable SK5 Blades, Quick Change and Safely Lock-Back Design, Yellow