The Klein Tools 65842SW Impact Wrench Socket Swivels 2 piece set includes swivels for 3/8″ and 1/2″ drive sizes, making it versatile for various automotive applications. With a 1-year warranty, this set ensures quality and reliability. The impact socket type is designed to withstand high torque and ensure a secure grip on nuts and bolts. Manufactured by Klein, a trusted brand in the industry, this set is a valuable addition to any mechanic’s toolbox.