Description Blue Spot Tools Aluminium Oxide flap discs are specially designed to be used with angle grinders for grinding flat surfaces. The conical shape provides an excellent angle for contour and edge grinding. Best used at a wider angle of 15 to 25 degrees. Features a depressed centre and are primarily used on alloy steel and low alloy steel. Type 29 flap disc. Specially designed to be used with angle grinders for grinding flat surfaces Conical shape provides an excellent angle for contour and edge grinding Type 29 flap disc Diameter: 115mm (4 1/2″) / Bore: 22.2mm Maximum safe speed: 13280 RPM (80m/s) Grit: 80
