Useless Screwdriver

IMPORTED FROM PRINTABLESIf someone makes a better version please let me know so I can see how I screwed up on mine.This is a screwdriver I made for a friend. I gave him one of Triple G Workshop's Useless Hammers and he wanted a useless screwdriver.Things to note while printing:The mechanism works on hopes and dreams. You may need a well calibrated printer for this to workI found best results at .2 layer height.You may need to work the mechanism a little before it moves somewhat freely. It has a