Hook wrenches are specialised tools designed for handling fasteners with a loop or hole, such as retaining rings, collars, or caps. They feature a hook or pin at one end that fits into slots or holes on these components, providing a secure grip and leverage for turning or holding.
While hook wrenches are ideal for specific applications requiring a hook or pin for engagement, strap wrenches offer a broader range of uses with their adjustable strap, ideal for gripping and turning a variety of shapes, especially those that are irregular or prone to damage from traditional wrenches. Strap wrenches use a non-marring strap, making them suitable for delicate surfaces. In contrast, hook wrenches are more suited for tasks that demand precise engagement with components like bearings or special fittings, showcasing their unique roles in mechanical and maintenance work.