Loon™ Apex Hook Hone XLLoon Hook Hone The Loon Hook Hone is a simple but essential tool designed to keep your hooks razor sharp and ready for maximum hook up performance. Even premium hooks become dull after contact with rocks, fish, logs, and stream bottoms, making regular sharpening critical for consistent success on the water. Compact and easy to carry, the Hook Hone features two different grit surfaces that allow anglers to quickly restore and fine tune hook points in