The Great NeckĀ® Hex Key Fold-Up Tool Set is the perfect addition to your toolbox! Key tines are precision ground for accuracy and polished with a rust- and corrosion-resistant black-oxide finish. The body of each fold-up tool is also clearly color-coded, so it can be easily identified and retrieved. Durable composite construction ensures a longer, productive life even when extended, rugged-environment use is the norm. Two hex-key adjustable tangs allow you to tailor the fold-out action of the tines to achieve a customized feel. Two-Piece Set. Blades/Tools Featured: Metric Hex Keys: 1.5 mm, 2 mm, 2.5 mm, 3 mm, 4 mm, 5 mm, 6 mm, 8 mm; SAE Hex Keys: 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4"; Material(s): Composite; Plastic; Steel; Color(s): Black-Oxide/Blue; Black-Oxide/Red; Width: 4.5".