Covert Instruments GravPick insert (Version 2)

V1. is the one I use it takes some force to get it to fit within the tin. (small rubber mallet suggested) https://makerworld.com/en/models/1187872-covert-instruments-gravpick-altoids-tin-insert#profileId-1199183 V2. was shrunk down a couple millimeters to make easier insertion to the tin.