Cordless Angle Grinder, Bare Tool, Voltage 18.0, Wheel Dia. 4-1/2 In., 6500 No Load RPM, Cordless Tool Battery Type NiCd, Series Standard, Brushless Motor No, Switch Type Trigger, Lock-on No, Lock-off Yes, Tool Length 11-1/2 In., Battery Included No, Battery Pack Replacement 5MP77, Battery Capacity 2.4Ah, Spindle Thread Size 5/8 In.-11, Tool Weight 4.6 lb., Features 2-Position Side Handle, Quick-Change (TM) Wheel Release, Includes Type 1 Guard, Wrench, (2) Matching Flanges