20Pcs Box Cutter Bulk with 40 Replacement Blades Retractable Utility Knife Heavy Duty Aluminum Alloy Razor Knives Paper Cutter Roofing Cutting Tools for Drywall Vinyl Carpet Leather and DIY

Package Include: you will receive 20 pieces of heavy duty utility knives bulk with built in blades and 20 pieces of each of 2 different styles of replaceable retractable blades; The use of a secure system ensures that the retractable blade is firmly secured during using; A sufficient number of box cutter bulk can meet most of your cutting needs, making it an essential choice for professionals and DIY enthusiasts Retractable Blade: our box cutter's ratchet based locking system can provide precise cutting at different cutting depths; After use, simply slide the blade to easily retract and securely lock it within the metal frame; This makes the roofing utility knife safe and reliable, allowing you to work with peace of mind Reliable Material: our razor knife is made of aluminum alloy, ensuring excellent strength and longevity; And adopting an ergonomic handle design to provide you with a comfortable cutting experience; Whether it's cutting roofing or dry wall materials, this knife is built to handle demanding tasks Built in Storage: each roofing utility knife comes with a built in blade storage box with grooves, which can be applied to store additional blades and quickly replace old ones by simply unscrewing the screws; Within a few minutes of opening the package, you can use the blade cutting, which is easy to assemble and efficient to use Multi Purpose Use: the roofing tool is a must have for roofers, carpenters, and home improvement enthusiasts; Our utility knife is perfect for both general and precision cutting, and can be applied to cut cardboard, carpets, gypsum boards, ropes, vinyl, leather, and flooring, etc