The Snap-On 3/8” Drive Reversible Air Drill PDR3A is a durable and reliable tool for automotive use. With a keyed chuck size of 3/8 inches, this pistol grip drill features a reversible design for added versatility. The compact design and 1/4 inch air inlet size make it easy to handle and use in various automotive applications. While it does not come with a warranty, this single item is a quality product from a trusted brand like Snap-on.