Dotco 12-25 Series Router. Dotco 12-25 Series Routers feature a roll valve that gives easy for convenient operation and sustained power any routing application. Dotco 12-25 Series Routers also feature a composite and comfortable grip for the operator. Dotco routers give their operators a durable, satisfying experience for every routing need. These tools are designed with precision in mind our full range of routers offers a variety of sizes, speeds and accessories to perfectly match your work. Exhaust: Rear Shank Diameter Capacity: 1/4” Free Speed (rpm): 18,000 Type Housing: Composite Weight: 2.6lbs/1.18kg Overall Length: 7.1”/180mm Air Inlet Size: 1/4”