I've had some casting resin for about a year and I've made a couple magnetic things but nothin special. I just set up a small tank next to my computer and I wanted a small magnetic scraper. I found some smooth plastic caps to use as molds and dug around for my super strong tiny magnets, found my casting resin stuff, and got to work. I still need to attach the scrubby pad and smooth pad, and round the rough edge off but these are what they look like
Little smaller than a quarter.....
Little smaller than a quarter.....