Based on this product's specifications, here are some alternatives and similar models
Grinding flap disc 125 mm G40 Polax for angle grinder, abrasive flap wheel
Summary description:
Flap grinding disc 125 mm, grit G40 by Polax. Designed for use with 125 mm angle grinders, this abrasive flap wheel provides material removal and surface blending on metal and other hard surfaces. Suitable for deburring, weld seam smoothing, rust and paint removal, and surface preparation. Delivers consistent cutting with replaceable layered abrasive flaps for even wear.