Feed Rate is the speed for the tool cutting moves. In the NC code, G01, G02, or G03 typically designate cutting moves. In the NC code the F code typically designates the feed rate.
Several types of tool moves use two or three of these options.
Feed
Use this option to make the tool move at the Feed Rate you entered on the Tool Information tab.
Plunge
Use this option to make the tool move at the Plunge Rate you entered on the Tool Information tab.
Rapid
Use this option to make the tool move at the maximum speed of the machine. The tool moves at the speed that the G00 code requires.
The Feed Between Rate is the tool feed rate during the step over from one tool pass to the next.