The Sealey 3/8" Drive 19mm Hexagon Impact Socket is the largest size in this professional metric range, designed for heavy-duty applications on commercial vehicles, agricultural equipment, and industrial machinery. This 19mm variant is particularly common for wheel nuts on larger vehicles, substantial drivetrain components, heavy machinery fasteners, and applications requiring robust fastening beyond standard automotive work. Manufactured from premium chrome vanadium steel using advanced drop-forging methods, this impact socket delivers exceptional strength for the most demanding tasks. The WallDrive® technology grips the flat surfaces of 19mm fasteners, providing superior torque transfer and substantially reducing the likelihood of rounding larger bolt heads – crucial when working with high-torque applications. Hardened and tempered for resilience, it's built to withstand the intense forces generated by professional air impact tools. The protective phosphate finish provides robust corrosion resistance, maintaining performance and appearance even with intensive use in challenging environments. Its 3/8" square drive ensures compatibility with standard air impact wrenches, though the larger fastener size means this socket works at the upper range of 3/8" drive capacity. Backed by Sealey's lifetime guarantee, this heavy-duty socket represents professional quality for specialist applications. Features and Benefits: • 19mm metric size ideal for commercial vehicles and heavy equipment • Chrome vanadium drop-forged construction for maximum strength • WallDrive® configuration prevents rounding on larger fasteners • Hardened and tempered for intensive heavy-duty use • Phosphate finish ensures long-lasting corrosion protection • Lifetime guarantee provides confidence in professional quality Specifications: Brand: Premier Depth: Standard Drive: 3/8"Sq Material: Chrome Vanadium Nett Weight: 0.09kg Size: 19mm