Stanley flexes its tool-manufacturing muscles by continuously enhancing and enlarging its already massive collection of high-quality mechanics' tools. This significant tool category includes a wide variety of ratchets, sockets and accessories in many styles, sizes and finishes. This kit includes 1/4 in. and 3/8 in. drive black chrome sockets and ratchets. There are laser-etched markings on each of the parts for identification. The ratchets are designed with a quick release switch and reversible mechanism. This also comes with a bonus key chain tape measure.