SK5 Steel Durability: Made from industrial-grade SK5 high carbon steel, these heavy duty utility blades provide exceptional hardness and edge retention. Compared to standard carbon steel, SK5 offers improved wear resistance and extended life span, ensuring fewer blade changes and higher efficiency during cutting tasks. Whether you're working on renovation projects, packaging, or construction sites, these blades can handle tough materials like carpet, drywall, rubber, and rope with ease

Standard Size Fit: This utility knife blades 100 pack is crafted to meet universal blade specifications, ensuring a perfect fit with most retractable utility knives, folding knives, and box cutters. Whether you're replacing utility knife blades for everyday tasks or switching out box cutter blades on the job, these standard-size blades deliver reliable compatibility and performance you can count on across various tools and scenarios

Razor Sharp Edge: Our razor blades for utility knife are precision-honed to deliver ultra-sharp, clean cuts every time. Engineered with a refined edge angle, these blades slice effortlessly through thick cardboard, leather, carpet, vinyl, linoleum, soft metals, and more. The sharpness reduces drag, improves control, and minimizes hand fatigue—making it the ideal choice for DIYers, contractors, or warehouse professionals

Safe Storage Box: Each set comes with a compact and durable utility blade storage box that protects blades from dust, moisture, and accidental contact. The slide-out design allows safe, one-at-a-time access to blades while keeping unused blades neatly organized. Whether stored in a toolbox, desk drawer, or tool belt, this box keeps your workspace safer and your workflow smoother

Trusted by Pros & DIYers: These replacement blades for utility knife are built with Jetmore’s commitment to precision and durability. Whether you're a professional in construction, a warehouse operator, a DIY hobbyist, or simply handling everyday home repairs, Jetmore delivers blades you can trust. We stand behind our quality—so you can cut with confidence, knowing your tools won’t let you down