The Britool 9-piece metric hex key set has the following features:
Folding, with a retainer clip for easy storage and transport.
Zinc-plated chrome steel wrenches.
Long spherical heads.

The Britool BRIE113976B 9-piece metric hex key set comprises of the following sizes: 1.5, 2, 2.5, 3, 4, 5, 6, 8 and 10mm.