Eklind 10118 18 Piece Short Series Hex-L Key Set with Metal Box, Sizes: .028" - 5/8" Made in U.S.A. High Quality, Industrial Grade, Professional Tools. Made with Eklind Alloy Steel. Heat Treated for optimum strength and ductility. Finished with Eklind Black Finish to resist rust. Color coded RED for INCH. The Metal Box folds open to serve as a stand and has a place for every key. It includes holes for convenient hanging on a pegboard. Meets or exceeds all applicable standards and regulations set forth in ANSI, ASME, RoHS, REACH, CA prop 65 and Dodd-Frank Conflict Minerals legislation.