The Brown & Sharpe 673-10 Adjustable Parallel Set is a high-quality tool designed for precise measurements. Made in the United States, this set includes a range of sizes from 3/8" to 1-5/16" with a mechanical reading for accurate results. Perfect for professionals and hobbyists alike, this set is a valuable addition to any workshop or tool collection. With the trusted brand of Brown & Sharpe, you can rely on the quality and durability of this adjustable parallel set.