The Makita 7 in dust extraction surface grinding shroud is for use with Makita 7 and 9 in grinders. The grinding shroud features a slidable front cap for flush-to-wall grinding and soft brushes prevent dust from escaping and help move the tool over the surface. It also features a four-spring suspension system keeps shroud flush with surface during movement and a removable edge piece allows surface work flush to other objects. It has a standard hose fitting will work with most vacuum systems (OD 1-7/16 in) and is Ideal for concrete finishing, concrete material removal and paint or surface coating removal.