for Connecting 2 1/2" Table Saw Outlet Connected to 1 7/8" Shop Vac Hose, for 3/5" Miter Saw Outlet to 1 7/8" Dust Collection Hose Dewalt DWE7491RS Compatible with Dewalt table saw vacuum DWE7491RS DWE7491 DWS715 DWS716 DWS779 DWS780 DHS790 DWE7485 DWE7480 DWS713 DW715 EASY INSTALLATION: The adapter ensures a safe and reliable connection between the vacuum cleaner and the vacuum hose, preventing accidental disconnection. Using the table saw / herringbone saw vacuum adapter for dust collection makes it easy to connect the vacuum cleaner to the vacuum hose without complicated maneuvers, allowing for quick connections and disconnections. Please check the serial number and size of your accessories carefully before purchase and use, you can contact us if you have any doubts! Table Saw Vacuum Adapter/Miter Saw Vacuum Adapter for Connecting 2 1/2" Table Saw Outlet Connected to 1 7/8" Shop Vac Hose, for 3/5" Miter Saw Outlet to 1 7/8" Dust Collection Hose Dewalt DWE7491RS