CARBOLINE Premier Red Flap Disc, 4-1/2 in Dia Disc, 5/8 in-11 Center Hole, 60 Grit, Zirconia Alumina Abrasive, Cloth Backing, 13, 000 rpm Max, Premier Red Color

Ideal for metal grinding and polishing (especially weld bead grinding on fine carbon and stainless steel), these flap discs allow you to grind and finish at the same time. Their Type 29 design has angled flaps and a conical, slightly concave design that keeps you from having to switch between depressed center wheels and resin fibre discs. You get the best of both worlds, since the one disc fits on both types of grinder The discs are made of a high performance blend of ceramic and zirconia abrasives, with a phenolic resin back plate.