The Sealey 11 Piece Combination Spanner Set Imperial is a professional-grade hand tool set designed for mechanical and engineering applications requiring imperial measurements. Manufactured from drop-forged Chrome Vanadium steel, these spanners deliver the strength and durability demanded by automotive technicians, plant engineers and maintenance professionals working with American-specification equipment. Each spanner in this imperial set features a hardened and tempered construction with a fully polished mirror finish that resists corrosion whilst providing easy cleaning. The combination design pairs a traditional open-end with Sealey's WallDrive® ring end, which grips the flat sides of fasteners rather than the corners, reducing the risk of rounding on worn or corroded nuts and bolts. The long slim shaft design provides improved access in confined spaces, making this set particularly useful for automotive work, agricultural machinery maintenance, and servicing imported American equi