4 1/2" Angle Grinder - 6.0 amps; 11,000 RPM; Metal Gear Housing to help withstand job-site abuse; Precision Spiral Bevel Gears for smooth power transmission and extended tool life; Lock On/Off Switch; Service Minder Brushes which eliminates guesswork and stops the tool when preventative maintenance is needed; 5/8"-11 Spindle for wide flexibility for mounting most popular accessories; Spindle Lock which allows quick and easy wheel changes; 2-position Auxiliary Handle specially designed and angled to a "natural" position for maximum comfort and control; Includes: Guard, Auxiliary Handle, Flange Kit, Spanner Wrench, and Grinding Wheel