Dust Extraction is particularly important when working with stone and concrete. Introducing a new range of dust extraction accessories. The system is easy to install and works best in combination with GBH hammers and GAS Professional vacuum cleaners - Real Bosch system compatibility. These new accessories also fit to most competitor hammers and vacuum cleaners. Features and Benefits• For clean, tidy operation and less cleaning work afterwards• Easy to use: simply connect to a dust extractor• Tool-independent: functions with all drilling tools• No assembly on the machine required - no additional weight on the machine• Perfectly harmonised with the Bosch Click & Clean System (direct extractor connection possible)• Suitable for core cutters up to 162 mm in diameter• Also very suitable for dust extraction during wet drillingSpecificationsCompatible with: all drilling toolsSuitable for: all drilling tools, e.g. GBH 4-32 DFR, GBH 5-40 DCE, GBH 8-45 DVDrilling diameter: max. 162 mmWeight: 500