VISION COOL flap grinding disc, curved • Zirconia alumina • Fiber backing • Free from iron and sulfur • For weld seam processing, surface and edge grinding, as well as deburring and rust removal on steel, stainless steel, and non-ferrous metals. Note: Thanks to its three cutouts, the disc becomes transparent when rotating, allowing for continuous monitoring of the work result without stopping the machine. The cool grinding reduces material distortion.