Deburr, smooth, blend, and remove imperfections from metals with JCB's 115mm / 4 1/2'' 36 grit flap discs. Pack of 10 durable 115mm (4 1/2'') flap discs featuring high-strength polyester flaps with aluminium oxide grains, reinforced by a multilayer fibreglass backing plate. Designed to withstand heavy stock removal under high pressure and heat. Each disc is equipped with a standard 22.23mm bore, ensuring compatibility with any angle grinder featuring a 115mm (4 1/2'') guard. JCB 115mm flap discs are ideal for: Deburring, grinding, smoothing, blending, and removing imperfections from wood, stainless steel, cast iron, aluminium, non-ferrous metals, and alloys Rust removal Automotive body panel treatment Blending and removing weld seams Finishing and sanding wood surfaces