The 52mm Dust Extraction Drilling Adaptor holds onto the wall with the suction power from the dust extractor enables drilling into concrete while collecting dust Lightweight, strong absorption and easy-to-use dust extraction adaptor for hammer drills Improved Suction Power is secured even in uneven places with its flexible shape Easy adjustment of suction force to hold on to any surface Easy change of working position to get into angles you couldn't before. Key Features Excellent dust extraction without blocking your vision while drilling Supports bit diameter greater than 30mm without sealing cap Supports bit diameter less than 30mm with sealing cap Accepts Drill Bit size up to 52mm Vacuum connection 24 and 38mm Specifications Part Number 1914X3-8 Brand Makita Item Type Vacuum Accessory