The RIDGID 1-3/4 in. Pneumatic Coil Roofing Nailer features a semi-transparent magazine cover for easy sight of the nail supply. This nailer has a replaceable nosepiece with carbide inserts to provide an extended tool life and easy maintenance. The internal piston catch promotes consistent driving power. It has a selectable trigger that allows contact fire or sequential fire mode for high productivity and precise placement of fasteners.