Duct Funnel
thingiverse
Simple duct funnel thing designed to fit most fiber laser threaded bases with holes spaced 25mm on center. Fits 4" dryer duct and has holes to screw it to the table using M6x1 screws. The duct is 8" wide, 5" tall and 4" deep. Original model at thangs.com: https://social.thangs.com/m/885883
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