Features: 1.PREMIUM MATERIAL: Made with premium metal and stainless steel, the guitar grinding stone ensures maximum durability, maintaining consistent hardness and grinding performance even after long term use. 2.MULTIPLE USES: This sharpening stone can be used for polishing various items, including guitar strings, as well as for sharpening knives, scissors, gardening tools, and chisels, making it a versatile tool for all your needs. 3.NON SLIP BASE: The guitar grinding stone is designed with non slip base that ensures stability and safety during use, while the ergonomic design provides maximum comfort and ease of use. 4.EASY TO USE: This guitar polishing tool is easy to use as it only requires soaking the stone in water for five to ten minutes before use. 5.CONVENIENT SIZE: The guitar polishing stone features a compact and convenient size design that is easy to store and carry around.specification:Item Type: Guitar Polishing Stone Material: Metal, Stainless SteelPackageList:2 x Whetstone1 xPillow File