The DeWalt D51256 is a heavy-duty 16 Gauge finish nailer. It weighs 3.9 lbs and holds up to 160 1-1/4 inch to 2-1/2 inch nails, more than any other nailer in its class. It is the only 16 Gauge finish nailer to use a rear-loading magazine system with DeWalt's exclusive lock and load or load and lock design for faster loading and unloading. Quick adjustment of nail depth with an innovative vertical slide which has five indexed positions can be done. Air exhaust is channeled away from the user with a tool-free 360° adjustable exhaust cap.