The Sealey 8 Piece Offset Double End Ring Spanner Set is a professional-grade hand tool set designed for mechanical and engineering applications. Manufactured from cold stamped Chrome Vanadium steel, these spanners combine strength with a slim profile that provides access in restricted spaces where standard spanners cannot reach. Each spanner features deep offset WallDrive® ring ends that grip fasteners on their flat faces rather than the corners, reducing the risk of rounding and allowing greater torque application. The satin polished finish provides excellent resistance to corrosion, whilst the dual-ended design offers versatility across a comprehensive range of metric sizes from 6mm to 22mm. The set is supplied in a practical 25mm EVA storage tray that keeps the spanners organised and protected in toolboxes or service vehicles. Ideal for automotive mechanics, plant engineers and maintenance professionals working with metric fasteners, this set covers the most commonly used sizes in