Features and Benefits: High quality, industrial grade professional tool made with Eklind alloy steel; Heat treated for optimum strength and durability; Finished with Eklind black finish to resist rust; Fold up sets include a variety of popular sizes in one convenient handle to keep you from losing keys; Fold a key out to a right angle to get maximum leverage; fold a key out completely to operate like a screwdriver; Short Key Set, 9 Pieces, 5/64 to 1/4 in Hex, Ergonomic Grip/Fold-Up Handle, Alloy Steel, Black Oxide.