so im putting a skateboard togehter. and without thinking i used a course threaded nut on a fine axle and then i got that off a put a fine nut on it. then i relized that it wouldnt go on all the way so i went to take it off and now its stuck and its a brand new wheel thats on there :x :x any way any one know the best way to get a nut off of a stripped axle??? help is much appreciated.