Speaking of other lock washer options, have you ever seen a Nord-lock, a serrated flange nut, a castle nut, or a slotted nut? He also mentions chemical lockers and nylock nuts, which we have used ...

However, over-tightening with a hand or power nut driver can be a problem. Flange nuts and bolts have a built-in flat washer, ...

Unscrew the nuts with an adjustable wrench. Prepare a place to set the toilet once it's taken out, then remove the toilet by ...