The Pro-Source Basics 38 Piece Driver & Drill Bit Set is a comprehensive collection of high-quality drill bits suitable for various drilling tasks. Made of durable metal, these silver-colored bits are designed to be used with drills and are perfect for both professionals and DIY enthusiasts. This set includes 38 different sizes and types of drill bits to ensure that you have the right tool for any job. The Pro-Source brand is known for producing reliable and long-lasting power tool accessories, making this set a valuable addition to any workshop or tool collection.