Stanley hexagon key folding sets stanley 4 69 261 this 7 piece metric hexagon key set has a pocket knife style fold away design whereby the hexagon key folds into the handle after usethe keys are made fom high tensile steelcontains 1 of each 15 2 25 3 4 5 6mm stanley 4 69 261 hexagon key folding set of 7 metric 15 6mm