5. Engraving mode-CNC

	Engraving Speed Control	Reduces engraving speed by 1mm/s whenever the button is pressed.
	Engraving Speed Control	Increases engraving speed by 1mm/s whenever the button is pressed.
	Spindle Speed Control	Reduces spindle speed by 10% whenever the button is pressed.
	Spindle Speed Control	Increases spindle speed by 10% whenever the button is pressed.