The Vermont American Super Mechanics 40 Piece Taps and Dies set is a high-quality tool set designed for machining and repairing threads. Made in the United States by Vermont American, this set includes a variety of taps and dies ranging in size from 16 to 20. It is a durable and reliable tool set used for various mechanics and industrial applications. This set is a valuable addition to any collection of machining tools, especially for those who appreciate American-made quality.