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The VALUE COLLECTION 16DUP5 is a 16D duplex nail designed for temporary fastening applications in construction and formwork. Measuring 3.5 inches in overall length and produced from Grade 2 steel, this nail features a smooth shank and a flat double-headed (duplex) profile that allows for easy withdrawal after the fastening is no longer needed. The 8-gauge wire diameter provides adequate holding strength for wood form assemblies while still permitting clean removal without damaging surrounding material. Contractors and framers rely on this nail type for concrete formwork, staging decks, and temporary bracing where disassembly is part of the workflow.
Duplex nails are a standard fastener on job sites where temporary wood structures must be assembled quickly and removed cleanly. The 16DUP5 suits residential and light commercial formwork, concrete form panels, temporary shoring, and scaffold decking. The elevated second head stands proud of the surface after driving, giving the installer a positive pull point for a pry bar or cat's paw during teardown. These nails are driven by hand with a standard framing hammer.
Designed as a standard 16D duplex nail suitable for use in wood formwork, temporary bracing, and scaffold decking applications where nail removal is required after use.
Duplex nails are driven by a licensed or journeyman carpenter or general laborer using a standard framing hammer. Drive the nail until the lower head is flush with the work surface, leaving the upper head exposed for later extraction. When removing, use a pry bar or cat's paw against a scrap block to protect the form lumber surface. Follow applicable OSHA and local building code requirements for temporary formwork and shoring assemblies.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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