The Draper Ratcheting Comb Spanner Set suits a wide variety of jobs and purposes. The 7-piece metric spanner set is created with a Flexi-head that allows 180 degrees of movement. Open-end set at 15 degrees and only 5 degrees of movement is required to turn the fastener, especially useful in confined spaces. Manufactured from hardened and tempered chrome vanadium steel, with an electro-plated black finish - this spanner set is essential for your toolbox.