Stanley Proto J72903/16 is a high-quality 3/8-inch drive hex bit impact socket with a 3/16-inch size, designed for use with stubborn fasteners.

Its tight tolerances ensure a snug fit on fasteners, providing reliable performance in various applications.

The hex bit impact sockets are engineered to withstand high torque and force associated with impact tools, making them ideal for repetitive use.

Featuring a side locking hole for secure attachment to power tools, this socket is built to last.

The black oxide finish adds durability and resistance to corrosion, ensuring long-lasting use in demanding environments.