Help identifying tweeters


May anybody help me identify this tweeter? It has a hexagon base, 4 1/4-inch outer diameter. Thanks.

https://www.thegearpage.net/board/index.php?media/unknown-tweeter-1.195338/
https://www.thegearpage.net/board/index.php?media/unknown-tweeter-2.195337/
128x128hollywoodamps