25-piece hex key set with both SAE and metric sizes. Made from alloy steel.
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Alloy steel construction
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Plastic holder folds open or separates for versatile storage
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SAE sizes: 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, 1/4, 5/16 and 3/8 in.
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Sizes: 1.27, 1.5, 2, 2.5, 3, 4, 4.5, 5, 5.5, 6, 7, 8 and 10 mm
