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The APEX MDA-8MM is a magnetic nutsetter bit designed for use with power screwdrivers and impact-rated hand tools in professional trade applications. It features an 8 mm hex drive size and a 1/4-inch square drive connection, with an overall length of 1-3/4 inches. The magnetic tip retains fasteners securely during driving, reducing drops and improving placement in tight or overhead work areas. Electricians, HVAC technicians, and general contractors use this type of bit for panel work, equipment assembly, and sheet metal fastening where consistent torque and fastener retention matter.
This nutsetter is suited for light commercial and residential applications involving machine screws, hex-head fasteners, and self-drilling sheet metal screws. Its compact 1-3/4-inch overall length makes it a practical choice for standard power drills, impact drivers, and dedicated power screwdrivers where clearance is not a limiting factor. The single-piece packaging makes it easy to stock individually or as part of a service kit replacement.
Designed as an OEM-style replacement or direct stocking bit for use with 1/4-inch drive power screwdrivers and impact drivers accepting standard hex shank accessories.
Installation does not require specialty tools beyond the drive tool itself. Ensure the power tool is in the off position and the battery is removed or the tool is unplugged before swapping bits. Verify that the drive tool is rated for the torque demands of the application to avoid fastener or bit damage. This bit type is commonly used by electricians and HVAC technicians working under NEC and applicable mechanical codes.
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