Metabo 16-Gauge 2-1/2 In. Straight Finish Nailer with Air DusterErgonomically designed simple flip actuation switch for easy transition between bump fire or sequential fire modes. Integrated air duster button allows air from the compressor to bypass the nailing function and expel air from a hole in the front of the nailer allowing the user to clear away dust and debris from the work surface. Tool less, easy to clear nose for quick and simple nail extraction should a nail jam during use. Tool less depth of drive