Based on this product's specifications, here are some alternatives and similar models
Adapter 1/2" square to 1/4" hex, NEO Tools 56-557
Summary description:
Adapter converting a 1/2" square drive to a 1/4" hex (NEO Tools model 56-557). Designed to allow use of 1/4" hex bits and sockets with tools that have a 1/2" square anvil. Useful for hand ratchets, impact drivers, and power tools when adapting bit sizes for fastening, drilling, or loosening fasteners. Compact and suitable for workshop and field use.