PATIENCE ! What an insightful comment that I enthusiastic agree with. This is connected to why I do not do delicate work when I am angry, tired or distracted. It also partly explains why RTR and RTF RC Vehicle sales have swamped TABULA RASA BUILDS-FROM-SCRATCH ! Maybe this is why it is...
Must say, the things you did with your grinder were VERY GOOD. I enjoy learning from forums like this. There is always something new and helpful. Might be fun to d o a live stream chat sometime to share.
TOOLS ! They ( along with adhesives ) are essential to people like me who CRASH ALOT. TOOLS are also for experimenting with new ideas [ e.g. my garlic-powered, thought controlled RC UFO ]. Speaking of which, what does one call a copy of "THE CANTERBURY TALES" a person is reading while...