Manufactured from Chrome Vanadium steel with a fully polished finish. Hardened tempered and nickel chrome plated for corrosion resistance. Open-end and 12-point WallDrive® ring combination.17mm Combination Spanner• Manufactured from Chrome Vanadium steel with a fully polished finish.• Hardened tempered and nickel chrome plated for corrosion resistance.• Open-end and 12-point WallDrive® ring combination.• Lifetime guarantee*.• Model No. S01017Model No: S01017:Brand: Siegen:Length: 210mm:Nett Weight: 0.13kg:Set Model No(s): -:Size: 17mm:PTDSEAS01017