The Stark 3/4 in. Drive Cr-Mo Steel SAE Deep Impact Socket Set includes the most popular SAE sized standard sockets designed to withstand the demands of high-force impact drivers. Ideal for trucks and tractors to heavy equipment and large machinery, big service and repair jobs that need the 3/4 in. Drive deep impact socket set. Made for use with impact wrenches, these chromium molybdenum sockets deliver superior performance and long-lasting lifespan. The sizes are embossed on the case as well as engraved on our sockets, so you never have to figure out what size you have. The complete socket set includes an 18 in. sliding t-bar, 5 in. and 10 in. extension bar and 3/4 in. drive 24T quick-release ratchet for ease of use. These impact sockets are drop forged, heat treated, industrial-grade Cr-Mo steel and feature high visibility markings for quick and easy socket selection.