High Performance Mini Flap Wheels with Mounted Steel Shanks, 40 Grit, 20000 rpm

Premium ceramic and aluminum oxide abrasive grain for aggressive cutting and longer life. Arbor hole design for use on larger portable and fixed-base tools where the wheel must fit an existing arbor. Flap wheel design and flexibility of the material leaves a finer finish grit than other coated abrasive products. Heavy cotton backing designed for superior wear resistance.