The Hilti 300-17 X Universal wet and dry vacuum has an automatic filter cleaning system and can pack in a whopping 17 Gal. of debris. Built to tackle the most demanding jobs under the toughest conditions. When you have a big mess, the Hilti universal vacuum cleaner VC 300-17 X was built with an impressive 300 CFM of power delivered by 2 turbines, protected by a tough, field-tested casing. 300 CFM OSHA 1926.1153 Table 1 is compliant with all Hilti tools. Great for both wet and dry dust extractions.