Based on this product's specifications, here are some alternatives and similar models
Proxxon Head Long for Bolts 19 mm (1/2 in) model 23364 — long socket head for bolts
Summary description:
Long socket head for bolts by Proxxon, model 23364, with a 19 mm (1/2 in) opening. Designed for accessing recessed or hard-to-reach bolt heads, the elongated design provides extra reach while fitting standard 1/2-inch drive tools. Suitable for mechanical repair, maintenance, and assembly tasks where extended reach and precise torque application are required.