Features:

• Two Interchangeable drilling heads for optimum dust removal; One for holes up to 1-1/2" and one for holes up to 2" 
• Tough Rubber Seal allows for adhesion to most masonry surfaces
• Two Hole Cleaning Nozzles Match nozzle to hole size for optimal hole cleaning
• Fits DW Universal Hose Connector which allows for quick connection to hose & swivel capability