With a powerful 1,550 Watt motor, high torque gear reduction, die-cast aluminum gearbox and flange, plus an intelligent electronics package that controls speed and monitors motor output, the 4.5”/5” WE15-125 HD is specially engineered for concrete and masonry applications when used with optional dust collection accessories. This compact angle grinder features a die-cast aluminum gearbox and flange with the most efficient heat dissipation for the lognest run times in heavy duty masonry cutting and grinding applications, and greatly extends the life of the gears. Also featuring a powerful LongLife 13.5 Amp, 9,600 rpm motor that includes advanced designs to optimize air flow for cooler operation and extend longevity in harsh environments, and a tool-free quick-positioning guard that allows for fast change-over from grinding to cutting. The S-Automatic Safety Slip Clutch boosts safety by helping to prevent kick back if a disc or wheel should jam. Electronic features include speed stabilization for highest productivity, overload protection, power interruption protection and soft start. Tool is also available in kit form with a concrete grinding guard (WE15-125 HD Set GED).