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The PROTO J7210MPF is a 6-point power socket designed for use with 3/8 inch drive ratchets, breaker bars, and impact-rated drive tools. It features a 10mm hex size, a black oxide finish for corrosion resistance, and a magnetic retention design that holds fasteners securely during positioning. The 6-point geometry delivers full contact on fastener flats, reducing the risk of rounding under high torque. This socket is built for professional tradespeople who need reliable hand tools in mechanical, HVAC, electrical, and general maintenance applications.
This socket is suited for residential and commercial service work where a 3/8 inch drive and 10mm hex fastener engagement are required. Common applications include HVAC equipment assembly and service, electrical panel and component work, plumbing fixture installation, and general mechanical maintenance. The magnetic design is particularly useful in confined spaces or overhead work where fastener retention matters. It is sold individually and is appropriate for tool bags, drive sets, and service vans.
Designed as an OEM-style replacement or addition to 3/8 inch drive socket sets requiring 10mm metric hex engagement. Compatible with standard 3/8 inch drive ratchets, extensions, and torque wrenches.
This socket is installed by hand tool technicians, HVAC mechanics, electricians, and plumbers as part of standard fastener service. Ensure the drive tool and socket are fully engaged before applying torque to avoid slippage. Inspect the socket for cracks or wear before use on high-torque applications. Clean the magnetic tip periodically to prevent metal particle buildup that can reduce holding force.
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