Zoozis has an unflippable one, but it uses curved mandrels
http://www.zooziis.com/unflippable.aspx
have no idea how difficult it would be to
a: wind glass on a curved mandrel
b: how hard it is to get off mandrel
Deb btw on the Aussie Beadmakers Guild Forum there has been set up a brass press llibrary for Aussies
http://forum.aussiebeadmakers.com/vi...php?f=73&t=705