MAX power - 30 ft-lb max torque and 300 rpm free speed deliver best-in-class power for stubborn fasteners with the speed to get the job done even faster. MAX Control - Variable-speed regulator is hand-operable and gives technicians the ability to easily control performance - perfect for use on small fasteners. MAX Comfort - Ergonomic coupling nut and composite handle ensure operator comfort even during extended use; composite handle insulates from the cold. Nickel-plated housing provides enhanced corrosion resistance. Unique head construction provides improved durability and more consistent performance over the life of the tool With the 1105MAX Series air ratchet, you get best-in-class power and speed coupled with superior features to give you MAX power, MAX control, and MAX comfort.