High-quality tools designed for daily, 8 hour use in demanding applications and environments, the R8 Series are engineered with additional features for improved power, safety and comfort. For convenience and comfort, the R8 was constructed with lightweight aluminum. Shear power looms with a standard twin hammer mechanism. Added convenience is provided with the easily adjustable, 3 position forward power setting. For those tiring 8 hour days, get the power you need in the JET R8 impact wrench.