Ideal for dust free drilling up to 16 mm in diameter with any DEWALT 28V or 36V SDS-Plus hammer. Powered by an independent motor maintaining maximum hammer performance with no decrease in durability. High quality washable HEPA filter capable of achieving 99.5% efficiency with dust particles as small as 0.3 microns. Quick-fit system for easy tool free assembly and release. Extremely tough and versatile to meet the needs of the most demanding applications. Compact design and low weight offer excellent comfort and near perfect balance. Maximum extraction maintained at all times regardless of the hammer speed. The extractor continues to operate for two seconds after the hammer trigger is released to ensure any debris in the telescope or hose is completely removed. Supplied in a large kit box with space to accommodate the complete extraction system, hammer and accessories together.