The Porter-Cable 13909 replacement pad is a versatile pad that features the added convenience of five-hole dust collection and accommodates five- or eight-hole hook-and-loop discs while preventing them from damage. It's designed as the standard replacement for sander model 333V MAX*S. Weighing only 2.4 oz, it mounts to your sander quickly and effortlessly with the sander's screws. This durable pad is sold individually and measures at 6 In. x 5 In. x 1 In.