General Description This is a professional-quality long metric double open end spanner designed for precise and reliable use in various mechanical and DIY applications. It features accurate face openings and an offset jaw design for improved accessibility and torque. Technical Specifications Size: 14mm x 17mm Material: Chrome vanadium steel Finish: Chrome plated for corrosion resistance Manufacturing standards: DIN 3110, ISO 3318, ISO 1085 Compatibility and Accessories Compatible with metric fasteners and nuts of 14mm and 17mm sizes Sold individually; no additional accessories included Installation No installation required; simply select the appropriate size and use with compatible tools or wrenches Usage Designed for tightening or loosening nuts and bolts Ideal for professional mechanics and DIY enthusiasts Offset jaws at 15° facilitate access to fasteners in tight spaces