At close: April 17 at 4:00:00 PM EDT ...

The "head" anchor refers to the head alone. Both of these anchor types refer to the bounding cylinder for the specified screw part, except for hex heads, which anchor to a hexagonal prism. tolerance ...

A template to help you get started using prism. Pull the repo and it's submodules and then drag onto the love executable or use the command line to run the template! More documentation to come, but ...