With the 9-piece Expert E113976 long metric hex key set, you can tackle fastening tasks on machinery, vehicles, and furniture with confidence. Thanks to the practical ball end, you can tighten and loosen socket head screws at angles of up to 15 degrees, making work in confined spots much easier. The extra-long arm design provides added leverage for tight fasteners and delivers extended reach for deep-set bolts. Featuring nine metric sizes from 1.5 to 10 mm, you always have the right tool ready. Made from durable chrome vanadium steel with a protective zinc-plated finish, every key stays neatly organized and securely locked inside the compact plastic holder.