Common M codes (Lathe & Milling)

Mill


M00 - Program Stop
M01 - Optional Stop
M02 - Program End
M03 - Spindle Clockwise
M04 - Spindle Counter Clockwise
M05 - Spindle Stop
M06 - Tool Change
M07 - Thru Spindle Coolant ON
M08 - Flood Coolant ON
M09 - Coolant Off (all coolant)
M10 - Table Pallet Clamp
M11 - Table Pallet Unclamp
M12 - Shower Coolant On
M14 - Spindle Air Blow On
M15 - Spindle Air Blow Off
M16 - Air Blast / Tool Changer
M18 - Air Blast Off
M19 - Spindle Orientation
M29 - Rigid Tapping
M30 - End Program
M60 - Pallet Change
M61 - Load Pallet #1
M62 - Load Pallet #2
M98 - Sub Program Call
M99 - Sub Program Cancel
a
Lathe

M00 - Program Stop
M01 - Optional Program Stop
M02 - Program End
M03 - Spindle Clockwise
M04 - Spindle Counter Clockwise
M05 - Spindle Stop
M07 - Flood Coolant #1 On
M08 - Flood Coolant #2 On
M09 - Coolant Off
M30 - End Progarm
M98 - Sub Program Call
M99 - Sub Program Cance