Hex keys standard and ball
Hex keys, Allen keys or Allen wrench are available in a variety of sizes and are measured by across-flats (AF), they are grouped into short arm and long arm hex keys. Hex keys are hand held tools used for driving screws and bolts using a hexagonal socket. They are ideal for industrial and manufacturing work.
Some hex keys have ball ends, these make it easier to reach at an angle and easier to slide the wrench, these can be found on long arm hex keys. Straight hex ends are found on short arm hex keys.
Torx keys and driver
Torx keys are six-pointed or star-like tools for undoing and fastening screws and bolts. There is a variety of different shaped torx keys, l-shape, t-shape and straight torx keys.
Nut drivers are hand held tools with a hexagon shaped socket design used for fastening and loosening nuts and bolts. Nut drivers are made from alloy steel and steel which is ideal for DIY, plumbing, automotive mechanics and bicycle maintenance.