7-in-1, metric, small, fold up, hex key set, includes: 1.5mm, 2mm, 2,5mm, 3mm, 4mm, 5mm & 6mm, sizes are clearly marked on the handle for easy identification, keys are held in any work position or angle by a flat spring in the bottom of the case, made from 8650 chrome nickel alloy steel drawn to a tolerance of plus .000/minus .001, hex corners are sharp & clean.
