For framing, subflooring, trusses and other projects requiring a longer length, thicker shank nail, the GREX CN700 wire coil nailer drives wire coil collated 1-3/4" to 2-3/4" nails with shank diameters spanning 0.099" to 0.113" in diameter. The CN700 is an industrial strength tool, equipped with a lightweight and powerful aluminum body; precision machined aluminum piston, cylinder and firing valve; and quick release access to the nail chamber and magazine. Your GREX is engineered and designed for years of continuous use and years of maintenance and technical support.