The Craftsman CMAF1238 Screwdriving Set is a 38-piece set of high-quality steel drill bits designed specifically for screwdriving tasks. Manufactured in the United States, these silver-colored bits are suitable for use with drills and are ideal for various screwdriving applications. With a compact size of 6.0 x 1.25 x 3.5 inches, this set from Craftsman is a convenient and reliable addition to any workshop or tool collection.