Meplat uniformer

[Leadmelter]

Group
I was looking for something and stumbled on a Meplat uniformer. Can anybody tell me what they are used for and do they work?
Leadmelter
MI

[Doc Highwall]

They are made to uniform the small hollow point on jacketed bullets. Here is a article that will go into depth about it.

http://www.accurateshooter.com/gear-reviews/whidden-bullet-pointing-die/