Features Double‑sided diamond, single slot 800 fine grits, double slot 400 coarse grits, with anti‑lost rope. Suitable for fishing hook polishing, not necessary to change the fishing hook frequently, just polishing can make it sharper. After the tool is sharpened, wipe it with a damp cloth or rinse it with water, clean the diamond part of the sharpener with a soft brush. The product is mini and easy to carry, so it is suitable for you, it will give you an unique experience, come and get it. Made of diamond, high hardness, low friction system, high thermal conductivity, the product is your best choice. Specification:Condition: 100% Brand NewItem Type: Fishing Hook SharpenerMaterial: DiamondColor: As Pictures ShownUse: Fish Hook Polishing Length: Approx. 102mm/4.02inWidth: Approx. 11mm/0.43in Sharpening Stone Length: Approx. 50mm/1.97in Package List:1 x Fishhook Whetstone Note:Avoid excessive force when sharpening the knife to prevent your hands from touching the knife or fish hook. Package List 1 x Fishhook Whetstone