With a powerful 1,550 watt motor, variable speed control and an intelligent electronics package that maintains speed and monitors motor output, the 4.5 In./ 5 In. WEV15-125 Quick is ideally suited for grinding and finishing applications. This compact angle grinder features a powerful LongLife 13.5 Amp, 2,800 to 11,000 rpm motor that includes advanced designs to optimize air flow for cooler operation and extend longevity in harsh environments, a Quick change wheel system that allows the fastest wheel changes available, a tool-free quick-positioning guard that allows for fast change-over from grinding to cutting, and a side-mounted slide lock-on switch. The anti-vibration side handle reduces vibration for improved comfort and 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. .