Retouch3D the perfect tool for the uncalibrated printer.
According to some of the comments. We can have 3D Printing tools for the inexpensive way. We can be creative to use an inexpensive $5 blade heated soldering iron or anything similar to Skinny solder iron.
The Fixer 3D printing CVS store sells these resin-based UV light repair pens for $10 (includes resin) no syringe needed.
We assembled some of the things for your 3D Print need.:)