Hex keys, commonly known as Allen keys/wrenches, are a very simple hand tool of the general spanner and socket family, used for tightening and loosening hexagonal bolts and other compatible fasteners.

• Size (9pc): 1.5, 2, 2.5, 3, 4, 5, 6, 8, 10mm.
• Satin chrome finish.
• Alloy ball ended hex key set with two-way handle.
• Contains ball end and normal hex heads.