Based on this product's specifications, here are some alternatives and similar models
Angle Attachment for Rotary Grinding Tools Glob GLOB-GS08-00 — for mounted shaft/grindstone accessories
Summary description:
Angle attachment Glob GLOB-GS08-00 adapts rotary (shaft-mounted) grinding tools to allow angled access during precision grinding, deburring and finishing tasks. It mounts between a rotary tool and shaft-type accessories, providing an offset working angle for hard-to-reach surfaces and detailed work on metal, wood or composites. Suitable for workshop and hobby use.