Based on this product's specifications, here are some alternatives and similar models
Hex key set Bondhus TF8 Knife model, Torx sizes T9–T40
Summary description:
Bondhus TF8 knife-model hex key (stift) set with Torx sizes T9–T40. Designed for driving Torx fasteners, this set features compact, blade-style keys for access in narrow or recessed spaces. Suitable for workshop, electronics and mechanical maintenance tasks where precise Torx tightening or loosening is required.