Cutco offers a lifetime guarantee on its kitchen cutlery and some other products, which means that if a customer is not satisfied with the quality or performance of their Cutco knives, they can send them back for repair or replacement, regardless of the reason. This guarantee extends to normal wear and tear, ensuring that customers can rely on their Cutco products for many years. However, it is important to note that certain items may have different warranty terms, so it is advisable for customers to review the specific policies related to each product. Overall, the lifetime guarantee reflects Cutco's commitment to quality and customer satisfaction. For detailed information regarding warranties and guarantees, checking the current web page would be beneficial, as it provides the most up-to-date information.