MJ Allen Group is a family owned business, established in 1958, based in the South East of England. Group Companies include e ... xpertise in engineering patterns, aluminium castings, iron castings, bronze castings, fabrications and machining (MJ Allen Castings and Machining Ltd), architectural and structural metalwork (MJ Allen Metalwork Ltd), sub contract machining punch tooling & dies (Rydal Precision Engineering Ltd), after-market automotive clutch and brake (National Autoparts) and automotive transmission systems design (Countytrac Ltd), Blacks Charpy/Izod sample preparation and broaching machines and equipment (R.J.W Limited) metrology (Verdict), sheet metal working machinery (Airworks, RMT, Gabro), read more