The DWH205DH is an OSHA Table 1 compliant dust extractor for the dch263 20V MAX* XR® brushless 1-1/8" d-handle SDS PLUS rotary hammer. This dust extraction system features a powerful built in motor for increased suction and high-performance drilling. The 2-second power-off delay ensures that dust extraction continues after drill is switched off. The DWH205DH features three nozzle heads for maximum dust collection during the application. The included nozzles are tuned for up to 1" diameter bits,