This Power Activated Tool (PAT) is the multi-purpose cartridge tool for professionals, using a wide range of pins and nail gun nails. The EXP88 cartridge tool is used on all types of construction materials (steel fasteners, concrete fixings, brick-ties, etc). and is the professional's choice for peace of mind performance. It's Power Regulator and Automatic Cartridge Advance System combine to maximize operator safety, and with it's built-in 'Silencer' for noise reduction and an integral Loading Device for ease of use, the EXP88 cartridge tool is one of the more convenient, quieter and safer cartridge tools to handle.