Fanuc G21 Measuring in Millimeter or Programming in Millimeter. CNC gives us the flexibility to program in metric system or in inches system.
Fanuc G21 G-code changes cnc to metric system.
So here is another cnc programming example, for beginner level cnc programmers. This cnc programming example uses Fanuc G21 G-code.
![Fanuc G21 Programming Example Fanuc G21 Programming Example](http://www.helmancnc.com/wp-content/uploads/2012/05/Fanuc-G21-Measuring-in-Millimeter-with-CNC-Lathe-Programming-Example.jpg)
Fanuc G21 Programming Example
N1 T0505 N2 G92 S1500 M03 N3 G21 G96 S150 N4 G00 X0 Z5 N5 G42 G01 Z0 G95 F0.3 N6 G01 X23.293 N7 G01 X40 Z-30 N8 G01 X58.146 Z-42 N9 G01 X70 N10 G40 G00 X100 Z100 G97 S500