hey everyone , got a question , who ever built a plywood befor , the bulk head nut , did you drill the hole threw the stand 3 times bigger then the tank so can you can put the bulk head nut against the tank , or did you drill same size hole threw tank and stand and just put the nut on bottom of stand ?? or think it matter long eather way,,, long as its tight ? same as post 55 , thanks for any infor i can get ,,,,