The Siegen 18 Piece Combination Spanner Set delivers professional-grade metric spanners for workshop and mobile applications. Manufactured from drop-forged Chrome Vanadium steel, these combination spanners are engineered for strength and longevity in demanding trade environments. Each spanner features a hardened and tempered construction with nickel chrome plating for corrosion resistance, maintaining performance across varied working conditions. The fully polished mirror finish provides both visual quality and practical benefits, allowing easier identification of sizes and swift cleaning after use. The combination design incorporates an open-end and 12-point WallDrive® ring configuration on each tool, offering versatility for different fastening applications and improved grip on fixings. Covering sizes from 6mm through to 24mm, this comprehensive set provides the essential metric range required by mechanics, engineers, and maintenance professionals. The set arrives organised in a storage and carry rack, keeping spanners secure during transportation and enabling efficient workshop organisation. Backed by a lifetime guarantee, this professional spanner set represents a dependable long-term investment for trade users requiring reliable hand tools. Features and Benefits: • Drop-forged Chrome Vanadium steel construction for superior strength • 12-point WallDrive® ring design for enhanced fastener engagement • Nickel chrome plating provides lasting corrosion resistance • Comprehensive 18-piece metric range from 6mm to 24mm • Storage rack included for organised transport and workshop storage • Lifetime guarantee for long-term peace of mind Specifications: Brand: Siegen Contents: 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 24mm Maximum Length: 275mm Minimum Length: 100mm Nett Weight: 2.36kg