This universal joint socket spanner features a 3/8" (9.525 mm) drive and a 17 mm wrench width, measuring 53 mm in length. Its compact size and angular flexibility enable efficient access to fasteners in confined or awkward spaces, ideal for mechanical and automotive maintenance. Key features: - 3/8" drive for compatibility with standard socket sets - 17 mm wrench width for accurate fastening - 53 mm length enhances maneuverability in tight areas - Universal joint allows angular movement for hard-to-reach bolts - Durable metal construction with matte black finish for professional use