I found a few carborundum hones on ebay, any idea what their two grit's are? I'll probably have to lap them, but luckily there is an excellent tutorial on lapping here!

http://cgi.ebay.com/CARBORUNDUM-111-...QQcmdZViewItem

http://cgi.ebay.com/Carborundum-Razo...QQcmdZViewItem

http://cgi.ebay.com/VINTAGE-CARBORUN...QQcmdZViewItem