Allen bolts / Socket Screws used in many engineering & automotive applications come in four main different styles. Socket Cap, Socket Countersunk, Socket Button and Socket Set or Grub. In steel, these bolts / screws are supplied by us as High Tensile. Cap Screws are 12.9 Grade, Countersunk and Button are 10.9 Grade. Socket Sets / Grubs are 14.9. Most of our range (apart from socket sets / grubs) is plated with ROHS compliant zinc - self colour or ‘black’ can be supplied on request. Click on the images below to shop for these screws.
Socket Cap Socket Countersunk Socket Button Socket Set