The Makita dust extraction attachment (196537-4) is engineered to reduce the dust created from concrete drilling when used with a jobsite vacuum (sold separately). The dust extraction attachment fits the Makita 1-9/16 in. AVT® rotary hammer model HR4013C. The 196537-4 includes both drilling and demolition boots for greater versatility and multiple applications. The dust extraction attachment is part of Makita's expanding line-up of dust extraction solutions, including the VC4710 jobsite vacuum (sold separately).