Manual machining is a dying art, and is desperate need when you suffer a breakdown in an industrial environment. London used to have blossoming engineering support particularly in and around the docklands area. When a breakdown is suffered, a CNC machine will rarely be the answer. CNC machines are used for latch batch production and the item that will get you out of trouble may just be a one off. This is when you need a skilled manual machinists who can reverse engineer to precision, working 24 hours a day with stock of raw materials to minimise breakdowns.