Introducing our Pocket Knive and Fish Hook Sharpener in sleek and durable silver! Made from high-quality diamond, this sharpener comes with a medium mesh 400 grain size that ensures fine and perfect sharpening every time. Measuring about 63mm x 18mm in length and width, it's compact and easy to bring along for camping and fishing trips. Whether you're sharpening your fishing hooks or pocket knives, this sharpener does the job perfectly. However, it is important to note that you shouldn't use too much force when sharpening to prevent your hands from coming into contact with the tool or fish hook. Once you're done sharpening, make sure to wipe it with a damp cloth or rinse it with water before wiping it dry. For maintenance, it's best to use a soft brush to clean the diamond part of the sharpener. This helps to ensure its longevity and proper functioning. Overall, our Pocket Knive and Fish Hook Sharpener is a great addition to your fishing and camping essentials!