3M Products 36170 321U Series Multi-Hole Abrasive Disc, 6 in Dia, 40 Grit, Hook and Loop, Blue 1-500 Advanced chemistry safely removes hard

Advanced chemistry safely removes hard water spots

Excellent ground coat options are KD3000 DTS Foundation Surfacer Sealers (KD3000 or KD3001 recommended for maximum reflectivity)

Simpo Sign II Sign Stand

The medium activation speed provides adequate working time for application while ensuring efficient turnaround times

3M Products 36170 321U Series Multi-Hole Abrasive Disc, 6 in Dia, 40 Grit, Hook and Loop, Blue 1-500 Advanced chemistry safely removes hardOur 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. Our multi hole discs feature a specially designed pattern that reduces Why Pros Choose 3M Products MMM A best in class abrasive sheet roll offering for the entire repair and paint preparation process Engineered