3M™ 321U Abrasive Disc 6" 80 Grit Hookit™ Multihole Blue

The 3M™ Hookit™ Blue Abrasive Disc 321U is a 6" multi-hole sanding disc with 80 grit abrasive for automotive body repair and paint preparation. Its aluminum oxide and ceramic mineral blend provides dependable cutting performance across common sanding steps, while an anti-loading coating helps reduce dust and debris buildup on the abrasive surface. The multi-hole pattern supports dust extraction and is designed to align with most compatible backup pads. Hookit™ hook-and-loop attachment allows quick disc changes during sanding operations. Features Size: 6" diameter Attachment Type: Hookit™ hook-and-loop Multi-hole pattern supports dust extraction Aluminum oxide and ceramic mineral abrasive blend Anti-loading coating helps reduce surface clogging Upgraded resin system supports abrasive durability and finish quality