The Siegen S0563 Combination Spanner Set is part of the Siegen by Sealey range The Siegen S0563 Combination Spanner Set is Hardened, tempered and nickel chrome plated for corrosion resistance, meaning these spanners will be around for years to come. The spanner set is Drop-forged Chrome vanadium steel making them strong, durable and reliable. This Siegen set is designed to be open-ended and with a twelve-point WallDrive ring combination. The Siegen S0563 Combination Spanner Set comes prepacked in a storage/carry case to transport and store your spanners with ease. Features: Polished mirror finish  Supplied in storage/ carry case Made from Drop-forged Chrome Vanadium steel Hardened, tempered and nickel chrome plated for corrosion resistance Specifications:  Minimum Length: 120mm Maximum Length: 225mm Contents: 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm