Crescent 170-Piece Mechanics Tool Set [Discontinued by Manufacturer] N/A Made in USA or Imported Contains a carefully selected assortment of hand tools needed for most industrial, mechanical, and consumer applications 3/8-inch drive tools and 1/4-inch drive tools are included (SAE and metric) Tools meet stringent new ANSI and ASME specifications and come with a full satisfaction guarantee All tools contained in a sturdy, folding plastic case for easy storage and transport Lock-on sockets will not slip off during use