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The PROTO J5023MH is a deep hand socket designed for professional fastener work requiring extended reach. Built to a 6-point configuration, it delivers full contact on hex fasteners, reducing the risk of rounding. The 3/8-inch drive fits standard ratchets and extensions common in automotive, mechanical, and industrial service. Chrome plating resists corrosion and makes cleaning quick between uses. At 2.75 inches in length and 0.55 pounds, it is compact enough for tight bays without sacrificing durability. Licensed tradespeople and skilled technicians working in shops or field service will find this socket suited to everyday fastener removal and installation tasks.
The J5023MH is appropriate for residential and commercial mechanical service work where a 23 mm fastener and deep-reach clearance are required. Common applications include automotive drivetrain service, equipment maintenance, and industrial assembly. The deep configuration accommodates fasteners seated on studs or in recessed bores where a standard-length socket cannot fully engage.
Designed as an OEM-style replacement and standard-fit deep socket for use with 3/8-inch drive ratchets, extensions, and torque wrenches accepting metric fasteners.
Installation is performed by mechanics, maintenance technicians, and tradespeople using standard 3/8-inch drive hand tools. Ensure the socket is fully seated on the fastener before applying torque to prevent rounding. Inspect the socket for cracks or deformation before heavy-load use. Do not use impact drivers with a socket rated for hand use only unless the socket is impact-rated.
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