Freeman CTN14-15 14-Gauge glue collated 1-1/2" Concrete t-nails (1000 count) are an excellent choice for wood to concrete/ steel applications, such as Furring strips, plywood To concrete nailing, wire lathe installation, Steel banding, and subflooring. These nails are made of galvanized steel for strength and durability, and are designed for use on indoor projects. They are the pinnacle of quality and value, and are compatible with most 14 gauge concrete T mailers capable of firing 1-1/2" Concrete t-nails – such as the Freeman Pctn64. Each pack includes 1000 concrete t-nails to ensure you have plenty of fasteners at your fingertips while on the job.