This new chiselling dust extraction kit from dewalt makes removing dust and debris from chiselling and breaking applications a quick and easy task with little effort required from those undertaking the task compatible with most vacuums and dust collection units on the market the dwh051k attaches directly to compatible sds max19mm hex hammers and breakers and collects dust and debris as you drill preventing mess from spreading and saving you the effort of having to return to the work area to