General description This professional-quality deep crank metric ring spanner is designed for durability and corrosion resistance. Manufactured from hardened, tempered, and chrome-plated chrome vanadium steel, it features accurately broached ring ends with chamfered bi-hexagon profiles for easy nut engagement. The spanner is offset at 45° for better access in tight spaces, making it suitable for various home improvement and DIY tasks. Technical specifications Material: Chrome vanadium steel Finish: Chrome plated Type: Deep crank ring spanner Size: 27mm x 30mm Standards: Manufactured according to DIN 838 / ISO 3318 Compatibility and accessories Compatible with standard metric nuts and bolts within the specified size range Can be used with other hand tools for comprehensive DIY and home improvement projects Installation No installation required; simply select the appropriate size and use with compatible fasteners Usage Use to tighten or loosen nuts and bolts in various DIY, automotive,