High quality, industrial grade professional sets. Made with Eklind Alloy Steel. Heat treated for optimum strength and ductility. Finished with Eklind Black Finish to resist rust. Eklind Ergo-Fold Fold-up sets have a hard plastic shell that is stronger than steel and a soft plastic over mold for comfort and slip resistance to enhance your safety Includes three of Eklind's Ergo-Fold Key Sets: 25911 (sizes: .050", 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32" and 3/16"); 25171 (sizes 1.5mm, 2mm, 2.5mm, 3mm, 4mm, 5mm and 6mm) and 25581 (sizes T8, T10, T15, T20, T25, T27, T30 and T40). Torx keys will drive Torx and Torx Plus and star recessed fasteners. Fold up sets include a variety of popular sizes in one convenient handle to keep you from losing individual keys. Fold a key out to a right angle to get maximum leverage. Fold a key out completely to operate like a screwdriver. The ergonomic shape fits comfortably in your hand. Color coded red for inch, blue for metric, and green for Torx. Made in the U.S.A.