A Hexagonal Bit Square Drive Socket Driver is used to tighten or loosen the fastener. Its square drive interface ensures a secure connection to power tools, allowing for increased torque and speed. The hexagonal bit provides a precise fit with hexagonal-head fasteners, preventing stripping and ensuring a secure connection.Attributes:• Used to prevent the tightening of the bolt to the wrong torque• Facilitates effortless navigation and operation in confined areas where larger tools may not reach effectivelyApplications:A Hexagonal Bit Square Drive Socket Driver is used to fit or remove the socket screw or bolt that holds the lever to the shaft in the fuel injection pump housing assembly.