Raizi Drilling Dust Shroud extractor  Hammer Drill Dust Collector Attachment
Product Description:
* Dual air chamber provides for dust collection and suction to the wall
* Dust port accommodates 1-5/8 in. vacuum nozzles and can also fit other nozzle sizes with adaptors
* Replaceable brush ring provides dust seal for a wide range of bit diameters
* Rubber seal maintains suction on the drilling surface
* System is universal and is designed to connect to a vacuum so that it can be used with any size hammer and can accommodate the
full range of core bit diameters and drilling depth