3M 577F Flap Disc Aluminum Oxide/Zircon Corundum 40 Grit Flat 125 x 22mm

3M™ Flap Disc 577F features fast cutting alumina zirconia mineral on durable polyester backed flaps. Our 577F discs give extra cutting power and longevity in heavy duty applications such as weld removal, sharp-edge work, and bevelling.Use 3M™ Flap Disc 577F to tackle the toughest high-pressure metalworking applications and leaves a blended finish, all in a single step. The heavyweight polyester backed flaps combine grinding and blending into one simple step – saving you time. They provide longevity during high pressure applications such as sharp edge work and bevelling.Features alumina zirconia mineral that provides more cutting power than aluminium oxide across all metal types. They contain a grinding aid which helps reduce heat related discolouration.