This Bosch EXPERT X551 Flap Disc is supplied as a single 115mm disc in a coarse 40 grit — the most aggressive option in the range, ideal for heavy material removal, tackling stubborn surface imperfections, and cleaning up rough welds on mild-steel and stainless-steel workpieces. The coarse 40 grit cuts quickly and efficiently, making it the go-to choice when you need maximum stock removal before moving on to finer finishing stages. Pair it with your small angle grinder for powerful, controlled results. The straight shape, stable backing, and strong abrasive grains ensure consistent, long-lasting performance throughout the disc’s life. Features and Benefits: • Coarse 40 grit for maximum material removal and heavy-duty deburring • Straight shape and stable backing for steady, controlled grinding • Strong abrasive grit delivers long-lasting, reliable performance • Suitable for mild steel and stainless steel surfaces • 22.23mm bore fits standard locking nut angle grinders Specifications: Diameter: 115mm Grit: 40 Bore: 22.23mm Pack Quantity: 1 Contents: • Pack of 1