Proto 1/2-Inch Drive Deep Socket 21mm 12-Point
The Proto J5321M is a 1/2-inch drive deep socket in 21mm size with a 12-point design, built for professional mechanics and industrial maintenance applications requiring extended reach on recessed or...
My Account
If you are already registered, please log in.
Create your account and enjoy a new shopping experience.
Create A New AccountThe Proto J5314M is a 12-point deep socket designed for 1/2-inch drive tools, offering extended reach to access deeply recessed fasteners that standard-depth sockets cannot reach. Its 12-point design provides increased contact points for secure torque application and reduced fastener rounding.
Built for professional and industrial use, this 14mm deep socket is ideal for automotive, MRO, and heavy-duty mechanical applications where reliable, precision-fit fastener engagement is essential.