two way screw and nut —

Founded two way screw and nut models & stl files for printing
Escher Lizard box
4kiwisincairns
Czech Two Tailed Lion
robotfriend
Printed 440 Screw
racerethan
Screwdriver
IDeMa 3D
Stool leg with hidden screw
YaUMamyInzhener
Archimedes Screw Bonanza
MakerBotLearning