The Sealey 3/4" drive 55mm hexagon impact socket is engineered for extra-large fasteners found on heavy industrial machinery, plant equipment, and specialist commercial vehicles. This substantial 55mm socket delivers the robust performance and reliability demanded by professional users working with large-scale equipment. Manufactured from premium chrome molybdenum steel through drop-forged construction, this 55mm impact socket provides exceptional strength for the most challenging applications. The innovative WallDrive® configuration contacts the flat sides of large fasteners, ensuring optimal torque transfer whilst significantly reducing wear and the risk of rounding. Hardened and tempered for added durability, it features a phosphate finish that provides excellent corrosion resistance even in demanding industrial environments. Specifically designed for use with air impact wrenches, this socket enables efficient maintenance of heavy machinery and equipment. The 55mm size fills a crucial gap in professional toolkits handling large-scale industrial and agricultural applications. Backed by a lifetime guarantee for long-term reliability. Features and Benefits: • 55mm metric size ideal for extra-large industrial fasteners • Drop-forged chrome molybdenum construction delivers maximum strength • WallDrive® technology ensures secure grip and prevents rounding • Hardened and tempered for exceptional performance under extreme loads • Phosphate finish provides superior corrosion resistance • Lifetime guarantee ensures professional confidence Specifications: Brand: Premier Depth: Standard Drive: 3/4"Sq Material: Chrome Molybdenum Nett Weight: 1.18kg Size: 55mm