Shop the DEWALT P3600 Tool (Powder-Actuated) - Tools, P3600 Tool - .27 Caliber, heavy-duty, low-velocity, semi-automatic, trigger-fired, for 10mm head pins & 3/8" studs. The P3600 Tool is a powerful, heavy-duty, low-velocity, .27 caliber, semi-automatic, trigger-fired powder-actuated tool used to install 10mm head drive pins and 3/8" threaded studs/drive pins, designed for purple-load applications such as attaching 2x4s to hard aggregate concrete or steel. Powder-actuated tools may be used only by properly trained and licensed operators per ANSI Standard A10.3.