4-1/2" Angle Grinder AC/DC, 7.5A Motor For Heavy Professional Grinding Applications, Spindle Lock For Easy Wheel Changes, Small Circumference Barrel Grip For Easy Handling, Side Handle Can Be Installed On Either Side Of Tool For Operator Convenience, Switch Is Located On Side Of The Motor Housing, Lock-On Feature, Grinder Includes: 4-1/2" Grinding Wheel, Side Handle & Wheel Guard.