> Excellon drill files are a very old variant of RS-274D.  
> They use suppressed decimal points and suppressed trailing 
> decimals.  So, no way will LinuxCNC read them as is.  So, if 
> the format is 2.3, then an X coordinate of 1.2345 will be 
> X01234, and a coordinate of 1.2 will be X012.
> 
> But, it is simple to write a program that reparses this stuff.
> 
> Jon

Already found more than one program to reparse the Excellon drill files. For me 
it feels like a rather useful fileformat: a list drill sizes and a list of 
coordinates for each drill size. Parameters for drilling like feed rate and 
others are postponed to later stage.


Nicklas Karlsson

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