View product detail page of SDS-plus® Bulldog™ Xtreme Max 1-1 / 8 In. Rotary Hammer. SDS-plus® Bulldog™ Xtreme Max 1-1 / 8 In. Rotary Hammer SDS-plus® Bulldog™ Xtreme Max 1-1 / 8 In. Rotary Hammer Code: GBH2-28L