Our range of multi-purpose Hand Operated Gearboxes are designed to serve as a rotary actuator, ideal for cable winches and chain drives. With user-friendly operation, you'll find them easy and safe to handle. Experience superior load security, thanks to the self-locking worm gear mechanism, making them perfect for a wide range of construction applications. For durability and protection, these gearboxes come with an enclosed housing that shields the vital internal components from external elements. Plus, you have the choice between a robust cast iron housing or a lightweight die-cast aluminum option.