Multi-hole sanding disc design – optimized for enhanced dust extraction and compatible with a wide variety of abrasive discs Medium pads – ideal for sanding in-between two coatings, fine sanding and lacquer repair work Professional design – features fiberglass-reinforced backing plate and precision-punched-and-riveted aluminum drive plate Robust manufacturing – delivers superior performance and long life Built for multi-hole sander – designed for use with abrasive discs and polishing bonnets for the 5 In. Bosch GET65-5 Dual-Mode Random Orbit Sander