This lightweight, powerful nailer features fast, easy-loading in a high performance integrated unit. Save labor and time-the RN78134 simultaneously shoots ButtonKaps and roofing coil nails from 3/4" to 1 3/4". Long-life, carbide steel contact points ensure trouble-free operation. The nailer uses 3.6 SCFM with 25 nails per minute @ 90 psi. Use as both a ButtonKap nailer and stand-alone roofing nailer.