The Sia Speed Blue Line Abrasives 1950 Sanding Discs 4690.7985.0800 are a high-quality product from Switzerland, featuring a grit of 800 and a diameter of 125mm. This pack includes 50 brand new sanding discs from Sia, perfect for various sanding tasks with power tools. The Sia brand ensures a reliable and durable product for your industrial and business needs, providing efficient sanding results with each use.