"Impossible" Rod Twister Swivel Stool

#welding#Design#Art I built this adjustable stool entirely out of 5mm stainless steel rods. The most challenging part was to design the tool to create the thread (only the fourth version of that jig was accurate enough for the task). Thanks to my sponsors: -ewm welding https://www.ewm-group.com/​ -Optrel welding protection https://www.optrel.com/ -PFERD-Werkzeuge: Cut-off wheels and surface finishing tools https://www.pferd.com -Knipex https://www.knipex.de/ -Peddinghaus-Handwerkzeuge https://www.peddinghaus.de/ -engelbert strauss https://www.engelbert-strauss.de/?refcode=DEyt36 Special thanks to the Wolfman birdlandhamburg.de