Dust-Collection Attachment Compatible Chuck Style SDS-Plus Application Drilling Filtration Type HEPA Maximum Application Diameter 1/2 in Solid Bit Optimal Drilling Range in Concrete 5/8 in Product Type Dust-Collection Attachment Kit Contents (1) 1-1/8 in Dust Eye (1) 4 in Extension (1) 5/8 in Dust Eye (1) Dust Container (1) GDE28D SDS-Plus(R) Dust Collection Attachment (1) HEPA Filter Number of Pieces 6 Compatible Tool Type Rotary Hammers Material Metal Plastic