Precision Micro Polishing & Grinding Tool. Watch Repair Clamp with Built-in Level. This precision micro polishing device is designed for watchmakers and jewelers who need accurate, horizontal grinding of small parts such as screws, pins, and watch components. Featuring a built-in universal level, this tool lets you visually confirm the object is perfectly horizontal during polishing, ensuring even thickness and a professional finish every time. A circular bubble level sits at the center of the metal base, letting you check horizontal alignment at a glance for accurate, consistent polishing. ? Adjustable Clamping System. Multiple locking screws and an adjustable shaft core allow precise clamping of small parts like watch screws and thin metal pieces. ? Interchangeable Clamp Heads. Comes with a set of brass clamping tube clamps in various sizes to securely hold different small parts during polishing. Aluminium-copper alloy base construction offers durability and stability for repeated workshop use. Watch & Small Parts Polishing / Grinding. Base unit with level, clamp heads, locking screws, polishing plate. What is this tool used for? It’s used for precision polishing and grinding of small watch parts such as screws, pins, and thin metal pieces. How does the level help? The built-in universal level lets you confirm the part is perfectly horizontal, resulting in even, accurate polishing. What material is the base made from? The base is made from a durable aluminium-copper alloy for long-lasting workshop use. Does it come with clamp heads? Yes, multiple clamping tube clamps are included to accommodate parts of different sizes.