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The APEX 80597 is a 3/8 inch drive, 12-point, 21 MM full polish chrome socket designed for professional-grade fastener work. The off-corner loading design places torque force on the flats of the fastener rather than the corners, reducing the risk of rounding and extending the life of both the socket and the fastener. Large, hard-stamped size markings make quick identification straightforward in a busy shop or field environment. At 1.102 inches in length and weighing 0.19 pounds, this is a standard-length socket suited for general-purpose use across a wide range of applications.
This socket is a practical choice for HVAC technicians, plumbers, electricians, and general mechanical trades that encounter metric fasteners regularly. The 21 MM size is common on equipment panels, compressor mounting hardware, pipe flanges, and structural fasteners found in both residential and commercial mechanical systems. The full polish chrome finish resists corrosion and makes the socket easy to wipe clean after use in oily or greasy environments.
Designed as a standard 3/8 inch drive socket compatible with any 3/8 inch drive ratchet, extension bar, or torque wrench using the standard square drive interface.
This socket is intended for use by qualified trade professionals working on mechanical fasteners. Ensure the drive tool and socket are fully seated before applying torque to avoid slippage or socket damage. Do not use impact drivers with this chrome socket unless the manufacturer specifically rates it for impact use. Inspect the socket for cracks or wear before each use and replace if deformation is observed.
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