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The PROTO J07527ML is a 3/4 inch drive impact socket designed for heavy-duty fastening and removal tasks in industrial, mechanical, and trade environments. Built to a 27mm hex size with a 6-point drive profile, this socket delivers focused torque to fastener flats, reducing rounding and slippage under high-impact loads. At 3.25 inches overall length, it fits standard 3/4 inch drive impact wrenches and torque multipliers used by mechanics, millwrights, and service technicians working on large fasteners in demanding conditions.
This socket is suited for use in commercial vehicle service, heavy equipment maintenance, industrial assembly, and structural fastening applications where a 27mm fastener and a 3/4 inch drive impact tool are required. The 6-point geometry makes it a reliable choice when working with worn or corroded fasteners that a 12-point socket might slip on. Typical applications include wheel end service, machinery installation, and structural bolting work.
Designed for use with standard 3/4 inch drive impact wrenches, torque multipliers, and breaker bars requiring a 27mm 6-point impact socket.
Installation and use should be performed by a qualified mechanic or trade technician familiar with impact tooling. Always confirm the socket is fully seated on the drive anvil and fastener before applying torque. Do not use impact sockets on manual ratchets or torque wrenches unless the tool is rated for impact-socket use. Follow applicable equipment service manuals and safety standards when torquing critical fasteners.
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