>>Then you extrude the thread cross section along a spiral, subtracting that from the cylinder, to cut the threads. Whoa! Whoa! Whoa! No Helix geometry in this

>>Then you extrude the thread cross section along a spiral, subtracting that from the cylinder, to cut the threads. Whoa! Whoa! Whoa! No Helix geometry in this office, are you trying to get us all killed?!