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The APEX M-3112 is a 3/8 inch drive, 3/8 inch hex impact socket built for professional-grade fastener driving in demanding service environments. Constructed from alloy steel, this 6-point socket measures 1.25 inches overall length, placing it in the standard-length category. A built-in magnetic feature holds the fastener in the driving position throughout the operation, which eliminates time-wasting repositioning steps and makes it practical when starting fasteners or working in confined, hard-to-reach areas. Licensed tradespeople and service technicians relying on impact drivers will find this socket suited to repetitive production or field work where fastener retention matters.
The M-3112 is appropriate for use in commercial and residential maintenance, mechanical service, and general trade applications wherever a 3/8 inch hex fastener is driven with an impact wrench or impact driver. The standard overall length of 1.25 inches suits typical underhood, panel, and equipment-access scenarios. The SAE designation confirms the sizing is based on inch measurements. This socket is not insulated and is not rated non-sparking, so it is not intended for live electrical work or potentially explosive atmospheres.
Designed for use with 3/8 inch drive impact wrenches, ratchets, and extension bars accepting standard square-drive tooling. Sized for SAE 3/8 inch hex fasteners.
Installation should be performed by qualified mechanics or trade technicians familiar with impact tooling and torque requirements for the fastener application. Confirm the fastener and socket sizes match before applying impact force to avoid socket or fastener damage. This socket is not insulated and must not be used on or near energized electrical components. Always verify the equipment being serviced is de-energized, depressurized, or otherwise made safe before beginning fastener work.
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