The 36V MultiVolt™ Cordless Forming Nailer (NR3675DD) is here to revolutionize the concrete forming jobsite as it allows for a massive productivity boost vs. hand driving Duplex/double headed nails. Save money on the jobsite by saving valuable time! Move quickly while building concrete forms and scaffolding with the industry's first, battery only, cordless Forming Nailer solution. Metabo HPT's unique Air Spring Drive System produces a similar feel to using a pneumatic nailer, combined with the power of the MultiVolt™ battery, this cordless Forming nailer works all day long, driving up to 16D Duplex/double headed nails. Drive up to 900 16D 3-1/2" Duplex/double headed nails per charge with the included 2.5Ah MultiVolt battery. For bigger jobs, power up with a 4.0Ah MultiVolt battery and drive up to 1,200 Duplex/double headed nails on a single charge!