View product detail page of 18V EC Brushless SDS-plus® Bulldog™ 1 In. Rotary Hammer Kit with (2) CORE18V 4 Ah Advanced Power Batteries. 18V EC Brushless SDS-plus® Bulldog™ 1 In. Rotary Hammer Kit with (2) CORE18V 4 Ah Advanced Power Batteries 18V EC Brushless SDS-plus® Bulldog™ 1 In. Rotary Hammer Kit with (2) CORE18V 4 Ah Advanced Power Batteries Code: GBH18V-26DK25