The 3M┐ Hookit┐ Blue Abrasive Disc 321U delivers best-in-class performance at every stage of paint prep and body repair. Premium aluminum oxide mineral abrasive is blended with ceramic grain for a full range of automotive sanding applications. Specially-d
Engineered ceramic mineral blend is balanced for maximum abrasive performance in its class
Multi-hole pattern delivers excellent dust extraction and reduces loading
Anti-loading coating prevents dust and debris from clogging the cutting surface
Upgraded resins improve durability and finish
Hookit attachment makes changing discs fast and easy