Xtool F1 jig to engrave makercoins. I do these for craft shows to give away as business cards. Its a great way to get rid of small amount of filament.
3d print file found at: https://makerworld.com/en/models/952423#profileId-920671
Settings used on the Xtool F1
IR Power 100%
Speed 1500 (slow it down for light colors, i use 250 for white)
Pass 1
Lines per CM 200