Features: 3000 grit watch stone, expertly designed to eliminate small scratches and repair brilliances to timepieces through precise grinding. Craft from practical copper, the nonslip screwdriver holder ensures stable operate during prolonged use. Ideal for professional watchmakers and craft enthusiasts seeking portable tools for watch repairs, offering compatibility across multiple watch types and repair scenarios. Perfect for mobile repair stations or home workshops, its portable design enables efficient scratch removal and surfaces polishing while maintaining workspaces organization. Engineered with copper for lasting durability, this friendly sharpening stone set supports craftsmanship without compromising professional performances. Specifications: Component: Copper Color: As picture shown Size:approx. As picture shown Quantity: 1set Package Includes: 1pc 3000 grit watch grinding stone 1pc Screwdriver stand note: Please allow 1-3cm error due to manual measurement. please sure you not mind before you bid. Due to difference between different monitors, the picture may not reflect the actual color.