http://store.crimptools.com/category.php?id_category=6 that should help identify the AMP crimpers. I know i found a few sets of my recently acquired pairs on that site, now if only i could find someone willing to pay those prices for my pairs.
I've got a set of Rajah's just like that. My father bought them ages ago. Now the only time they get used is when my friend needs to make new plug lines for his flatty powered T.