Based on this product's specifications, here are some alternatives and similar models
Hex key Proline 10 mm, model 48450 — single metric L-shaped Allen key
Summary description:
Proline Tools 48450 is a single metric hex (Allen) key with a 10 mm tip. The L-shaped steel key provides leverage for tightening and loosening hex-head fasteners in machinery, furniture assembly and maintenance tasks. Compact and simple, it’s suited for workshop use, repairs and installations where a single 10 mm hex tool is required.