Bosch 4-1/2-in X-LOCK Flap Disc, Type 29, 80 Grit

There’s an audible snap when mounting an X-LOCK Wheel on an X-LOCK grinder. BOSCH flap discs are made with high-quality Zirconia grit for exceptional speed and durability in tough environments for metal grinding or blending applications. This flap disc features a plastic backing to reduce the risk of material gouging. Type 29 flap disc with the X-LOCK mount design – offers a faster, fixed mount and high-quality Zirconia grit X-LOCK wheel change – features snap-on mounting and wheel-release lever for change-out that's up to five times faster Backward compatible – Bosch X-LOCK flap discs are backward compatible with standard 7/8 In. arbor mounts Durable material – specially formulated Zirconia grit provides for more durability and faster stock removal