The Sealey 9 Piece Combination Drive Torx Socket Set is a professional-grade socket set designed for working with external Torx fasteners across automotive and mechanical applications. Manufactured from drop-forged Chrome Vanadium steel, these sockets deliver the strength and durability required for demanding workshop environments. Each socket undergoes heat treatment before being chrome plated to provide excellent resistance to corrosion, ensuring longevity even when exposed to workshop conditions. The satin finish combined with a knurled ring around each socket provides enhanced grip, making them easier to handle with oily fingers – a practical feature for mechanics and technicians working in challenging conditions. This combination drive set includes both 3/8" and 1/2" square drive sockets to suit different torque requirements and ratchet sizes. The comprehensive size range from E10 through to E24 covers the most commonly encountered external Torx fasteners in automotive and mechanical repair work. All nine sockets are supplied organised on a socket rail for convenient storage and quick size identification. Features and Benefits: • Drop-forged Chrome Vanadium steel construction for superior strength • Heat treated and chrome plated for corrosion resistance • Knurled ring design provides extra grip in oily conditions • Combination drive set offers versatility with 3/8" and 1/2" square drives • Supplied on socket rail for organised storage • Lifetime guarantee for long-term reliability Specifications: Brand: Premier Socket Quantity: 9 3/8"Sq Drive: E10, E11, E12, E14 1/2"Sq Drive: E16, E18, E20, E22, E24 Nett Weight: 0.56kg