The PORTER-CABLE® 6 Amp 4-1/2 in. Small Angle Grinder operates at 12,000 RPM for fast grinding and cutting with a durable motor that keeps going strong. The cast metal gearcase is for jobsite durability and tool life. Features a 3-position side handle. Tool-free guard change allows for fast and easy guard removal, and the integrated spindle lock allows for single wrench wheel changes. Multiple handle positions : right, left, top.Integrated spindle lock for fast and easy wheel changes with a single wrench.Tool-free guard change for easy changes and repositioning.No-volt switch to help prevent accidental restarts following a power disruption when the tool is left in the "on" position.Soft start for smooth start-up.Includes (1) grinder, (1) 4-1/2 in. guard, (1) side handle, (1) grinding wheel, (1) inner and outer flange and (1) wrench.