The bread and butter of milling. Moves the tool in a straight line at a defined feed rate .
If G-code is about movement, M-code is about . These commands act like switches to turn parts of the machine on or off. G and M Programming for CNC Milling Machines
G-codes handle the and "where" of tool movement. They tell the machine how to move through 3D space to cut the part. The bread and butter of milling
Starts the spindle (clockwise or counter-clockwise). M05: Stops the spindle. M06: Initiates a tool change . M08 / M09: Turns the coolant flood on or off. M30: End of program and reset. 3. Why Manual Coding Still Matters G and M Programming for CNC Milling Machines