The MILWAUKEE M18 FUEL 1-1/8 SDS Plus Rotary Hammer w/ ONE-KEY & HAMMERVAC Dedicated Dust Extractor Kit is the next generation of cordless rotary hammers delivering ultimate jobsite performance and productivity. The M18 FUEL 1-1/8 SDS Plus Rotary Hammer is the fastest drilling and hardest-hitting rotary hammer in its class with AUTOSTOP Control for enhanced safety, drilling up to 50 5/8 x 3 holes per charge when paired with the M18 HIGH OUTPUT XC6.0 Battery. This cordless hammer drill provides maximum control and enhanced safety with the AUTOSTOP Kickback Control. This feature prevents over-rotation if the tool gets bound up while drilling in rebar or hard aggregate. The Milwaukee M18 FUEL HAMMERVAC 1-1/8 Dedicated Dust Extractor features an inline design engineered to connect directly to and be power by the M18 FUEL 1-1/8 SDS Plus Rotary Hammer. Utilizing the same replaceable certified HEPA filter as other HAMMERVACS, which filters 99.97% of all particles greater than 0.3m, means more compatibility on the jobsite. The built-in adjustable depth stop and ruler offer easy and precise adjustments. This dust extractor has OSHA Table One Compliance for respirable crystalline silica when drilling up to 1-1/8 in diameter and 8 in depth. This extractor features AUTOPULSE Filter Cleaning Mechanism that automatically cleans the filter after each use. The dust box comes equipped with a vacuum port for suctioning out the dust with a large vacuum or dust extractor instead of dumping the dust out into a trash receptacle.