The Animation Speed option on the Tools > Options > Display > Toolpath dialog box determines how quickly SURFCAM displays the cut simulation.
You can use the keyboard during the animation to override your default selections.
The Tab key
Press the tab key to rotate among the options:
show no tool
show the tool
show tool with 2D circles
show tool with holder.
The Number keys
Change the animation speed. Press the keys 0 through 9 to go from the fastest speed to the slowest speed.
The Enter key
Toggle between starting and stopping the animation--if the tool is visible.
The Space bar
Move the tool one step at a time after the animation is stopped.