The Allen 56640G 7-Key Metric HI-VIS Hex Key Fold-up Set includes the following sizes: 1.5, 2, 2.5, 3, 4, 5, 6.
From Allen, the original manufacturer of the hex key
Heat treated, tempered alloy steel provides high strength and resistance to rotational distortion
All hex keys are precision formed to exact dimensional tolerances for precise fit
Nickel-chrome-moly alloy steel provides outstanding torque strength
Hi-vis color for easy identification