Genera PROTO®️ Industrial Tools, part of Stanley Black & Decker's Industrial & Automotive division manufactures, markets and sells industrial hand tools to professionals worldwide. Pros who work the most demanding jobs, demand the most from their tools. Which is why every day, all over the globe, millions of workers reach for PROTO®️ Industrial Tools. Our tools tackle heavy-duty industrial applications, like auto, steel and airplane manufacturing plants, chemical factories, refineries; and transportation, fleet, truck and transit maintenance facilities, and more. In fact, PROTO®️ branded industrial tools are some of the most durable tools available – exceeding ASME standards. Their design and product features reflect the direct knowledge and experience of professionals. Developed according to strict ergonomic standards, PROTO®️ Tools offer special advantages such as enhanced shock absorption and reduced slip, as well as unique designs that improve efficiency, productivity and are easy to use. - Sliding T-style breaker bars have a sliding drive plug that the socket attaches to and is perpendicular to the bar. - The sliding drive plug can be repositioned to make the handle shorter for use in tight spaces or longer to increase the amount of torque required to loosen overtightened fasteners. Drive Size / 3/4 in Material / Alloy Steel Finish / Chrome Overall Length / 20 in Head Type / Standard Handle Type / T Shape Handle Shape / T-Handle Grip Style / Smooth Corrosion Resistant / Yes Drive Tool Style / Sliding T-Handle Standards / ASME B107.10M