The Sealey 6 Piece 1/2" Drive Impact Spline Socket Bit Set is a professional-grade socket set designed for use with impact tools in workshop and automotive applications. Manufactured from chrome molybdenum steel, these impact sockets deliver the strength and durability required for demanding fastening tasks. Each socket features a phosphate finish that provides enhanced corrosion resistance, helping to maintain performance in challenging workshop environments. The 1/2" square drive configuration ensures compatibility with standard impact wrenches and drivers, making this set suitable for a wide range of professional and heavy-duty applications. The set includes six metric spline socket bits covering sizes M8, M10, M12, M14, M16, and M18, providing comprehensive coverage for common spline fastener applications. All sockets are supplied in a practical storage case for organised tool management and transportation. The set is backed by a lifetime guarantee, demonstrating the manufacturer's confidence in the quality and longevity of these impact sockets. Features and Benefits: • Chrome molybdenum steel construction for maximum durability and impact resistance • Phosphate finish protects against corrosion in workshop conditions • Compatible with any impact tool for versatile professional use • Comprehensive metric size range from M8 to M18 • Supplied in storage case for organised tool management • Lifetime guarantee for long-term reliability Specifications: Brand: Premier Contents: Impact Spline Socket Bits; M8, M10, M12, M14, M16, M18 Drive: 1/2"Sq Maximum Length: 40mm Minimum Length: 40mm Nett Weight: 0.63kg