WHILE INSTALLING A NEW PROP NUT KIT ON MY 1985 70 HP RUDE I NOTICED THE NUT WAS TRYING TO CROSS THREAD DUE TO MINOR DAMAGE TO STARTER THREAD HOW CAN I CORRECT THIS I THOUGHT OF FILE MAYBE DREMEL BUT I WANTED TO KNOW IF THERE MAY BE A SPECIALTY TOOL AVALIBLE ANY HELP IS APPRECIATED<br />THANK VADER