WHAT ARE G CODES? G CODES ARE KNOWN AS PREPARATORY FUNCTIONS, IT IS USE TO DO ALL KIND OF PHYSICAL MOVEMENT IN A CNC MACHINE. G0- RAPID TRAVERSE WHEN WE PROGRAM G0 MACHINE AXES WILL MOVE WITH MAXIMUM SPEED ALLOWED BY THE CNC MACHINE. HOW TO PROGRAM:- G0 X100 THIS WILL MOVE THE TOOL 100MM RAPIDLY IN X AXIS FROM YOUR YOUR WORK ZERO COORDINATE. G0X100Y50 THIS WILL MOVE TOOL IN TAPER WAY THOUGH IN SOME OLDER MACHINE THIS PROGRAM BLOCK CAN MOVE YOUR MACHINE AS DOG LEG, MEANS YOUR 1 AXIS WILL MOVE AND THEN AFTER THE 2ND AXIS WILL MOVE.