The Sealey 8 Piece 1/2" Drive Impact Spline Socket Bit Set is a professional-grade socket set engineered for demanding impact tool applications. Manufactured from chrome molybdenum steel, these impact sockets deliver the strength and durability required for heavy-duty automotive and mechanical work where standard sockets would fail. Each socket features a phosphate finish that provides enhanced corrosion resistance, extending the working life of the tools in challenging workshop environments. The 1/2" square drive fitting ensures compatibility with any impact tool, making this set versatile for professional mechanics, vehicle technicians and engineers working with spline fasteners. The comprehensive eight-piece set covers the most commonly used spline sizes from M5 through to M18, providing a complete solution for spline bolt applications. Supplied in a practical storage case, the sockets remain organised and protected between jobs, whilst the lifetime guarantee offers long-term assurance of quality and performance. Features and Benefits: • Chrome molybdenum steel construction for superior impact resistance • Phosphate finish provides corrosion protection in demanding environments • Complete M5 to M18 size range covers standard spline applications • Storage case keeps sockets organised and protected • Lifetime guarantee for peace of mind Specifications: Brand: Premier Drive: 1/2"Sq Drive Maximum Length: 78mm Nett Weight: 1.3kg