CONSTRUCTION GRADE: Sandbaggy 8D Duplex Nails are 2.55" long with a 1/4" diameter head. Constructed from a 10 gauge black annealed steel offering exceptional strength and resilience, able to withstand the demands of temporary construction. REUSABLE: Can be utilized multiple times, creating an effective and inexpensive option for temporary building projects. EFFORTLESS INSTALLATION: features a smooth shank and a 1/4" diameter head, which contributes to easy installation into wood and reduces the risk of material damage during the fastening process. SAFE & EASY TO REMOVE: Nails can easily be removed without damaging the surrounding material. All you need is the reverse end of a claw hammer to remove this double headed nail. USE FOR A VARIETY OF APPLICATIONS: Cater to a wide range of temporary construction applications, including scaffolding, concrete forming, and other temporary structures. Introducing the 8D Duplex Nails (also known as scaffolding nails or concrete form nails), a reliable solution for a range of temporary construction, concrete formwork, and scaffolding needs. Specially designed to meet the demands of construction projects, as well as being easy to remove and reuse! Crafted from 10-gauge steel, they are incredibly strong and highly resistant to bending. This double headed nail is simple to install and remove, the smooth shank guarantees effortless installation with minimal risk of damage to the material.