Draper Hi-Torq® Metric Flexible Head Ratcheting Combination Spanner Range - Draper 52021, The Draper HI-TORQ� flexible head allows movement through 180�. Only 5� movement required to turn fastener, especially useful in confined spaces. Forged from chrome vanadium steel, hardened, tempered, chrome plated and fully polished throughout. Display packed. Draper 52021 19mm Hi-Torq® Metric Flexible Head Ratcheting Combination Spanner