This is a vintage Kamasa-Tools 24-Piece 1/2" Drive Socket Wrench Set (Imperial/AF sizes), model No. 4794, complete with its original green metal blow-molded fitted case.  

What's Included in the Set:

Ratchet & Speed Handles: 1/2"-drive reversible ratchet and a speeder handle.  

Bars & Attachments: Sliding T-bar, extensions, and a universal joint.  

Sockets: 18 individual sockets ranging from 3/8" up to 1/ 1/4" imperial sizes.  

The tools and plastic liner are in good, clean condition without heavy rusting