The NF235F/18 will shoot 18 Ga. brads from 5/8 to 1 3/8 in. in length. The NF255F/18 will shoot 18 Ga. brads from 5/8 to 2 1/8 in. in length. Both tools feature a dial adjustable depth control, nail indicator on the magazine, no mar contact tip, easy jam clearance and a belt hook. The tools also have a switchable fire mechanism to go from single shot to contact fire. The tools can be used for finish work, cabinetry, door and window casing, paneling, flooring, furniture assembly and case back assembly.