This 16 piece bit set from HORUSDY comes with an adapter for versatile use. The set includes sockets in 3 different sizes, 6-point drive type, and standard socket type. The sizes included in the set are 3/8in, 1/2in, and 1/4in. The brand is HORUSDY and the manufacturer part number is SDY-94175. This set is perfect for any automotive job and is sure to be a valuable addition to your tool collection. Whether you’re a professional mechanic or a DIYer, this set is a must-have. Get the job done right with this high-quality bit set from HORUSDY.