3M™ Stikit™ Blue Abrasive Sheet 521U is a paper-backed abrasive sheet with excellent performance and cut. It is available in a range of grades.
Use the 3M™ Stikit™ Blue Abrasive Sheet 521U for sanding on collision repair substrates like paint, primer, metal and composites. It is a fast-cutting paper-backed abrasive sheet with durable E-weight paper backing for excellent cut and long lasting performance. The Stikit™ system features a pressure-sensitive adhesive coating for easy attachment and removal. It can be used on power or hand sanding equipment.