7 model

Free

Toroid Winder

Thingiverse

Free

Toroidal Propellers Compatible with DJI Neo

Thingiverse

Free

Toroidal Propeller

Thingiverse

Free

Battery Toroidal Desk Fan

Thingiverse

Free

5 Material toroid (doughnut)

Thingiverse

Free

Hex-Blade Toroidal Propellers for FPV drones

Thingiverse

Free

Qua-Blade Toroidal Propellers for FPV Drones

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