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The PROTO J10038T is a 12-point impact socket designed for heavy-duty fastening and removal work in professional trade environments. Built from steel with a chrome finish, this socket accepts a 1 inch drive and fits a 2-3/8 inch fastener. The overall length measures 3-1/4 inches. Its 12-point geometry provides multiple engagement positions, reducing setup time when working in confined or awkward spaces. This socket is suited for mechanics, industrial maintenance technicians, and skilled tradespeople who rely on impact-rated tooling for high-torque applications.
This socket is intended for use with 1 inch drive impact wrenches and ratchets in automotive, heavy equipment, industrial maintenance, and construction applications. The 2-3/8 inch size is commonly encountered on large fasteners found on trucks, agricultural machinery, structural connections, and heavy mechanical assemblies. It is packaged as a single unit, making it a straightforward replacement or addition to an existing socket set.
Designed as an OEM-style replacement or direct-fit addition for 1 inch drive impact tool sets used in heavy-duty mechanical and industrial service applications.
Install and remove this socket using a 1 inch drive impact wrench or ratchet only — do not use with hand-ratchet drives not rated for impact loads. Inspect the socket for cracks or deformation before each use and replace if damage is found. Always ensure the socket is fully seated on the fastener before applying torque to prevent rounding or slippage.
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