The RYOBI Retractable Utility Knife features a tool-free blade change that saves time on the job. Never be left without an additional blade with the on-board blade storage for up to five additional utility blades. Easily cut tape with the integrated tape breaker, and enjoy the ergonomic handle designed for comfort and control. Features: Comes with 3 x 85 mm blades The design features a tape cutter and an onboard blade storage Heavy duty aluminium-alloy body for durability and a tool free blade change offers quick blade length changes for greater efficiency This versatile knife can be used for a variety of purposes, including opening boxes, cutting ropes, stripping wires, puncturing holes in plastic, and cutting carpeting, making it a must-have tool for any DIY enthusiast or professional who wants to get the job done quickly and safely