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Machine Mart 6 Piece 115mm Zirconium Oxide Flap Disc Set
Zirconium Oxide flap discs are designed to be used with a 4 1/2″angle grinder for grinding flat surfaces. The conical shape provides an excellent angle for contour and edge grinding. Best at a wider angle of 15 to 25 degrees. They feature a depressed centre and are primarily used on alloy steel and low alloy steel.