Worksite Angle Grinder, 4 1/2inch(115 Millimeter). A Powerful Cutting Grinding Tool Equipped With A 20V Battery Power7.0 AMP. This High Power Amp Motor Delivers Up To 9,000 Rpm, Making It Perfect For Heavy-Duty Cutting, Grinding, Deburring, Finishing, And Polishing. Professional, Powerful, Comfortable And Motor-Protection. Built For Professional Tradesman. CAG330