Product: 230mm (9") Zirconia Flap Discs for angle grinders Type 29 (various grits). Flap discs are manufactured in high quality zirconia abrasive. 230 mm 9" Zirconia flap discs for angle grinders. Zirconia's inherent feature of cooler cutting when grinding makes it a much more durable and hard wearing grain than aluminium oxide and less likely to discolour stainless steel.
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