This is the strongest DDR I've found in the change . It's also Coneca DDR-001 . http://varietyvista.com/01b LC Doubled Dies Vol 2/1984PDDR001.htm Here's the link to Wexler site . http://www.doubleddie.com/828844.html
Sold it raw on the bay for $86, after i cleaned it! I had to give it a bath to get gum/tar off reverse, and you could tell it was bright and shinny behind that gook