Proto 25064 4 Inch Hex 6 Point 2-1/2 Inch Square Drive Steel Impact Socket

Proto 25064 is a heavy-duty 4-inch hex, 6-point impact socket designed for high-torque fastener work, providing a secure grip on large bolts to withstand the demands of industrial maintenance and heavy equipment service. The socket is designed to mate with a 2-1/2 inch square drive, enabling use with large industrial impact tools and wrenches, and its 4-inch hex size targets oversized fasteners common in construction, mining, and fleet repair work. Its steel construction ensures durability under repeated impact, and the socket is designed to fit 4-inch hex fasteners as specified by Proto, making it a specialized tool for professionals who encounter oversized fasteners in demanding environments. Designed for use with impact wrenches and compatible accessories that accept a 2-1/2 inch drive, this socket helps technicians reach large fasteners in automotive, industrial, and construction environments where space and torque demand a robust, reliable 4-inch hex tool. Proto part 25064 is a dedicated solution for crews handling heavy fasteners where oversize hex engagement and trusted steel construction matter.