Description of ๐ง Bosch HDC250 SDS Max Collection Attachment: Enhanced Drill Dust Extraction Efficiency
Dual air chambers provide for both dust collection during use and provide suction to the wall. Dust port fits Bosch 1-3/8-Inch vacuum nozzle and can convert to 1-1/4-Inch / 2-Inch hose nozzles. Replaceable brush ring provides seal for multiple bit diameters. Rubber seal maintains suction to wall. Optimized for drilling diameters from 1-1/2-Inches to 5-Inches but can accommodate up to 6-Inches if the brush ring is removed.