>>1383331The string allows you to remove the tea bag without squeezing the bag, yet allowing it to drain out; all while not getting your fingers in the tea.
>>1383333Victoria-Corona Grain Mill. They are normally used for making cornmeal and don't grind to a fine flour powder unless you get a 3rd party stone disc kit for them. I made a plastic disc for mine for removing husks from seeds, while the normal metal discs are great for powdering dehydrated foods and herbs.