9", high performance angle grinder, maximum power at minimum weight, up to 20 percent lighter than comparable tools, patented vibration control with soft grip reduces vibration by up to 50 percent, quick adjust guard system quickly adjusts & locks in place for added protection, epoxy coated field windings provide ultimate protection against abrasive dust & metal debris, service minder brushes eliminates guesswork, stops tool when preventive maintenance is required, tri-control switch design helps prevent accidental start ups, removable brush covers for easy brush replacement, ac/dc compatibility extends tool versatility to dc outlets such as welders & generators, main handle rotates 90 degree for better control in cutting applications, includes: vibration control side handle, quick adjust wheel guard, grinding wheel flange kit & spanner wrench.