DeWALT 1-9/16" SDS Max Combination Rotary Hammer/Drill Kit D25481KThe D25481K 1 9 16 In. SDS max combination hammer, with its durable and hard hitting German engineered mechanism delivers 6 joules of impact energy for fast drilling, even in the hardest concrete. The light weight design makes it ideally suited for horizontal serial drilling for #4 #8 rebar, coring and chipping in any mid to upper wall and ceiling application. The active vibration control technology employed delivers reduced user vibration for less