oh, what a fun hobby----I love jewelry of all sorts esp. stones...........you'll have to post your creations here, Barbs.......I still don't see where the tumbling comes in, however.........what do you put on top.......and Y2 congratulations again........you are definitely the DC guru of anything mechanical here.........I know who I'm coming to to repair a car------jest kidding........guess how much it costs to run a car up and on over a curb (kurb) these days to avoid hitting a dog? yep, $2000 USD---that's what my son did just recently...........such fun...........luckily he wasn't going too fast and we didn't hit any trees..........dog was safe......Honda didn't fare too well......ah, well, good job anyway, Y2