Roark Tools specializes in hydraulic torque wrenches, offering power tools designed to exert torque on fasteners for proper tightening or loosening through the use of hydraulics. The company focuses on providing hydraulic torque wrenches that apply a controlled amount of torque to lubricated fasteners, with advancements in technology for lighter weights, smaller dimensions, and the ability to run multiple tools simultaneously. These tools are distinguished by generating torque using hydraulic means, being self-ratcheting, and including an accurate method of determining applied torque. Roark Tools' hydraulic torque wrenches offer high accuracy and repeatability, making them suitable for applications requiring precision in large bolt tightening.