The Stanley Proto J5011M is a 3/8-inch drive deep socket in 11mm with a 12-point design, built to deliver reliable torque and reach on fasteners in tight or recessed locations. Engineered for professional-grade durability, this deep socket is ideal for automotive, mechanical, and industrial applications where standard-depth sockets fall short.
Manufactured by Stanley Proto to exacting standards, this socket offers long-lasting performance and precise fit to minimize rounding of fastener heads. A trusted choice for mechanics and tradespeople who demand consistent, high-quality results on the job.