Based on this product's specifications, here are some alternatives and similar models
Angle grinder accessory Dedra H1141 — 11 cm diameter, 1 pc
Summary description:
Replacement accessory for angle grinders Dedra H1141 with a diameter of 11 cm. Supplied as a single unit (1 pc). Designed for attachment to compatible angle grinders to perform cutting, grinding or polishing tasks depending on the mounted disc or tool; suitable for DIY and light professional work where an 11 cm accessory is required.