double helix spring parametric —
Founded double helix spring parametric models & stl files for printing
tran_cio
gomezlendinez
shearn
MechEngineerMike
hemocyanin
Okatake
Ken_Applications
foxos
Winder
Limitz
colladoman
verglor
Benjamin
owen
mildmojo
clivebradshaw
medyk3D
LMoynihan
G J
mstejska