This is a 3/8in drive universal joint (Draper Tools model DR13207) designed to provide articulation between a 3/8in square drive ratchet and a socket, allowing access to fasteners at acute angles or around obstructions. Its primary use case is to bridge the line of drive where a straight extension cannot reach, enabling technicians to apply torque in confined or offset locations without dismantling surrounding assemblies.

The universal joint is manufactured from chrome vanadium steel (Cr-V) that has been heat treated for strength and toughness and finished with a bright chrome plating to resist corrosion and surface wear. It features standard 3/8in square drive interfaces—male and female ends—to ensure direct compatibility with industry-standard 3/8in sockets, extensions and ratchets. The component is produced to common DIN/ISO dimensional conventions for square drive accessories so it will fit typical BS/ISO/DIN 3/8in tool systems.

Typical applications include automotive and vehicle maintenance, plant and machinery servicing, HVAC installation, agricultural equipment repair and general engineering workshops where access to recessed or awkward fasteners is required. The joint permits reliable torque transfer while reducing the need to strip surrounding components, which saves time during maintenance and assembly operations.

Key benefits of this universal joint are its corrosion-resistant chrome finish, robust Cr-V construction that delivers good tensile and fatigue strength for hand-tool use, and wide compatibility with other 3/8in drive tools and sockets. It is intended for manual ratchet and breaker-bar work; it is not rated for use with impact wrenches or air tools unless explicitly specified by the manufacturer.

Duchy Fasteners holds this Draper Tools universal joint in bulk supply. We stock the 3/8in drive size individually (bulk) and also offer a selection of related drive sizes and packaged sets for workshop fit-outs—please contact us for available lengths, pack quantities and compatibility options.