A kkk file extension is related to the Filmetrics F20 material data file format.
There is one other file type using
the KKK file extension!
.kkk - Jigsaw Ransomware affected data
KKK file extension - Filmetrics F20 material data
What is kkk file? How to open kkk files?
File type specification:
The kkk file extension is associated with the Filmetrics F20, a film thickness measurement instruments developed by Filmetrics, Inc.
The kkk file contains material data captured by Filmetrics F20.
Data from Filmetrics F20 can be managed by FILMeasure software.