Set of flexi-head crows foot wrenches in nine common sizes from 17mm to 32mm for use with 1/2" square drive extension bar or ratchet. The flexible head provides 90° access and the flare nut open Bi_Hex (12pt) profile offers a secure grip that provides more torque without damaging the fastener, ideal for flared fixings and softer metals. A professional quality set manufactured from chrome vanadium with a satin finish presented in an EVA foam tray for convenient drawer storage.