The P35s is specially designed for acoustical and drywall contractors. It is a low velocity, semiautomatic, tool which can be used to install 0.300" head drive pins, 8mm head drive pins and 1/4"- 20 threaded studs up to 1-1/2" in total length. The P35s is designed for high speed and repetitive volume applications. The standard version of the tool is supplied with a flat end piston and a full size baseplate/guide.