The Bosch GWS10-45PD 4-1/2- In. Angle Grinder with No-Lock-On Paddle Switch provides a multi-grip paddle switch for user control and comfort, and it has a no-lock-on switch shuts the motor off after the switch is released. It also delivers more muscle than previous-generation models - 10 amps and 11,500 RPM. For operator comfort and control, the grinder features a two-position Vibration Control side handle, making it less demanding to operate. It has directed air flow that diverts dust away from vital components, along with direct-motor cooling, giving it higher overload capabilities. The grinder was designed for all-day jobs in machinery manufacturing, metal fabrication and construction. It has a burst-protection quick toolless adjustable guard and a large spindle lock for a convenient disc change. The Service Minderbrushes stop the grinder when preventative maintenance is required.