double helix spring parametric —

Founded double helix spring parametric models & stl files for printing
Triple Helix
henryseg
DarrieusHelix Rotor
P.M. design
Christmas Tree
Taskino
Dancing Springs
Desktop_Makes
Fishing Rod Holder
pregananant
Helical Gear Cups
AdditiveTech
Dummy Grenade
XDr4g0nX
Clip
wuguigui
Vibration Damper Feet
ImAThingsGuy
Space Princess  Bolide Blaster
DragonMountainDesign
Persian Spring Vase
reprapiran