Regarding PKY Punching with centering punching ,we must reconsider for
initial setting check point after changing tool or any adjustment.
Previous program : we cant avoid un-balanced left/right margin due to
one side sdjustment and deviation of the TP from lami-slitting.
Centering punching : It can ommit the affection from TP minimamized,and
logically left/right margin would be even (Same size)balanced.
So that when set up initially. we must find best position for side Guide axis
and tool location (Centering).
In this time, what is the best checking meathod would be.....