Maintain the performance of your COSCO Jiffi-Cutter with these high-quality utility knife blades. Featuring a safe, fully retractable design, they deliver reliable precision while reducing the risk of accidental injury. Each blade is constructed with a heavy-duty, single-edge for sharp, consistent results, whether you are opening boxes, trimming materials, or tackling everyday tasks. Designed to last, these replacement blades are an economical and dependable solution for keeping your Jiffi-Cutter ready for any project.