Box Cutter 4-Pack, Utility Knife with Blade Storage, 36 Blades Folding Utility Knife with Push Button, Retractable Box Cutter with Auto-Lock, SK5 Anti-Rust Blades, Quick Change for Packing

5X Sharper Blackened SK5 Steel Blades Heavy-Duty Cutting Performance5X sharper blackened SK5 steel blades with enhanced hardness and anti-rust coating for long-lasting durability and reliable cutting performance, designed for cutting cardboard, carpet, rope, boxes, wallpaper, vinyl, rubber, leather, and PVC materials with high precision and strength, suitable for daily household use, warehouse packaging, DIY projects, and general heavy-duty cutting applications. 4-Pack Utility Knife Set with Retractable and Folding DesignThis 4-pack utility knife set includes two separate knives, one retractable blade knife and one folding blade knife, designed for different cutting tasks and working environments, suitable for home use, office tasks, warehouse packaging, and everyday utility cutting needs.

4-Pack Knife Set with Built-In Blade Storage System and Total 36 SK5 Steel BladesThis 4-pack knife set includes four knives with a built-in blade storage system and a total of 36 blackened SK5 steel blades, each knife comes pre-installed with one blade and includes 3 spare blades stored inside the handle, plus 20 additional replacement blades in the set, ensuring continuous long-term use without interruption and reducing the need for frequent blade purchase, making it ideal for frequent users. Quick-Change Blade Mechanism for Fast and Efficient ReplacementThe quick-change blade mechanism allows fast and secure blade replacement within seconds, improving work efficiency and reducing downtime during frequent cutting tasks, making it ideal for fast-paced environments such as packaging, shipping, cardboard cutting, and material processing work.

Ergonomic Rubber Grip for Safe and Controlled Heavy-Duty UseThe ergonomic handle with rubberized grip provides strong control and stable handling during cutting tasks, improving safety, comfort, and precision during both light and heavy-duty use, and is designed for extended operation in home projects, warehouse work, DIY tasks, and professional cutting applications