This is a brand new Matco Tools 1/2" Drive 5 Piece Thick Thin Wall Impact Wheel Socket Set, model number STTF56P. The set includes both thick and thin wall sockets designed for impact use, featuring a black oxide surface finish for durability. Manufactured in the United States, this set is suitable for automotive applications and includes extensions for added reach. The set is specifically designed for use with 1/2" drive impact tools and is ideal for working on wheels.