Based on this product's specifications, here are some alternatives and similar models
Angle grinder accessory Dedra HP2111 — 11.5 cm diameter, 1 pc
Summary description:
Dedra HP2111 angle grinder accessory with a 11.5 cm diameter, supplied as a single piece. Designed for installation on compatible angle grinders to perform cutting, grinding or surface preparation depending on the disc type used. Compact spare part suitable for workshop, construction or DIY tasks where a specific disc size is required.