2025-07-17 This article explores the long-term maintenance needs of different knife sharpeners, including manual, electric, and honing rods. It emphasizes regular cleaning, inspection, and proper usage to prolong sharpener lifespan and maintain blade performance. Special attention is given to preserving the quality of knives like the INSIGHT KITCHEN KNIFE. Practical tips and answers to common questions help users maximize the effectiveness and durability of their sharpening tools.