Evjurcn Pack of 6 Vacuum Adapter Vacuum Cleaner Hose Adapter Kit Compatible with Festool Reducer Attachment Set 23/30/34/35mm for Power Tool - Walmart.com
ToolCurve's Hose Adapter Compatible with Festool 27mm Hose to Makita Sander - Amazon.com
Festool 452877 - Hose D 27 X 3.5 with Adapter | Woodcraft
Festool 452898 Hose Sleeve, Antistatic Y-Adapter With Blanking Plug - Vacuum And Dust Collector Hoses - Amazon.com