System - M5, M3 XXT, etc. 

SMAT  - Shaft Material 

TMAT -  Tip Material

DK       Ball Diameter in mm
L          Length Range in mm
ML      Measuring Length in mm
DS       Shaft Diameter in mm
DG      Diameter of Base Element in mm
MLE    Stepped Measuring Length in mm
DSE     Stepped Shaft Diameter in mm