This wrench has been a standard industry demo part for like 15 years, but by "functional" you mean it open/closes - not so much can actually be used to turn bol

This wrench has been a standard industry demo part for like 15 years, but by "functional" you mean it open/closes - not so much can actually be used to turn bolts. That's really the holy grail of 3DP - to actually be able to use things you print in real applications - beyond visual prototypes.