{ Mantém pressionada CTRL }
keybd_event(VK_CONTROL, 0, KEYEVENTF_EXTENDEDKEY or 0, 0);

{ Pressiona F2 }
keybd_event(VK_F2, 0, 0, 0);

{ Libera (solta) CTRL }
keybd_event(VK_CONTROL, $45, KEYEVENTF_EXTENDEDKEY or KEYEVENTF_KEYUP, 0);