Color: Pink. Grinding head diameter: 4 mm (0.16 in). Grinding head length: 20 mm (0.79 in). Shank diameter: 3 mm (0.12 in). Total length: 45 mm. Advantages - Diamond forged grinding head for durable, long-lasting performance. - Diamond particles are firmly bonded and evenly distributed for stable, efficient grinding. - Wear-resistant and hard to detach; easy to install as a wheel sander replacement and can sand without removing the chain. - Time-saving by reducing setup and operation effort, improving work efficiency. Instructions - Hold the handle firmly, place the grinding head on the surface to be sanded, and rub back and forth. Applications - This stone file is suitable for grinding and polishing on materials such as metal, stainless steel, steel, copper, wood and plastic. - Diamond chainsaw sharpener is widely used for grinding saw teeth, glass, jade, models, bearings, machinery and metal rust removal. Use scenarios - Sharpening chainsaw teeth during wood cutting or pruning tasks. - Smoothing metal surfaces or removing light rust on machinery components. - Finishing glass, jade, or model parts that require precise, small-area grinding.