Based on this product's specifications, here are some alternatives and similar models
Flat Flap Disc Andre 250 x 25 x 76 mm 99A80K7VE01-35 White Type 1
Summary description:
Flat flap disc by Andre with dimensions 250 x 25 x 76 mm (model 99A80K7VE01-35), white abrasive, Type 1. Designed for surface grinding, finishing and material removal on metal and similar substrates. Mounts to angle grinders; provides consistent stock removal and edge blending for fabrication, welding cleanup and preparation tasks.