The De Walt DMW902M is a brand new, high power M-Class dust extractor, manufactured to comply to the latest European safety guidelines. Rated as an M-Class machine, this 35 Litre capacity wet & dry unit removes dust from the working environment in such a way that it leaves no dust particles greater than 0.1 milligrams per cubic metre of air when in use, making it extremely efficient & a boost to the health & safety rating of a worksite. Suitable for use with both concrete & wood dust, the DMW902M features automatic start/stop, which cuts in when the power tool is operated, automatically cleaning filters for hassle free dust extraction & a telescopic handle & large wheels for go-anywhere usage.