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The DIVERSITECH 540-400 is a bulk pack of 30 magnetic nut setters sized for a 1/4-inch drive. Each setter uses a built-in magnet to hold hex fasteners securely during installation, reducing dropped hardware in tight equipment spaces. These are utility-grade hand tools intended for HVAC technicians, electricians, and plumbers who regularly drive sheet-metal screws, hex-head machine screws, and similar fasteners on residential and light commercial service calls. The compact dimensions make them easy to store in a service bag or parts bin, and buying in bulk keeps replacements on hand without repeated reorders.
These nut setters are suited for field service and installation work where 1/4-inch hex fasteners are common — equipment panels, electrical enclosures, duct connections, and access covers. The bulk quantity of 30 units per pack makes them practical for fleet stocking, shop replenishment, or distributing across multiple service vans. Each individual setter is lightweight, and the full case weighs 1.38 pounds, making them easy to ship and store on a shelf or in a storage bin.
Designed for use with standard 1/4-inch hex-head fasteners commonly found in HVAC equipment, electrical panels, and plumbing fixture installations.
Magnetic nut setters are hand tools used by HVAC technicians, electricians, and plumbers across service and installation work. Always power down electrical equipment and shut off relevant systems before accessing panels or enclosures where fasteners will be driven. Inspect each setter for wear or demagnetization before use and replace any that no longer hold fasteners securely.
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