These HERCULES™ multihole sanding discs are designed to be used on any 6 in. disc sander. Constructed with a high-performance hook and loop backing, these durable sanding discs are easy to remove and replace so you can quickly continue with your project. Ceramic alumina grain can be used on paint, wood, metal, and plastic. Multihole pattern fits all 6 in. sanders and maximizes dust extraction to reduce clogging and improves surface finish.