mind spanner
A term used to describe a poor level of workmanship in regard to tightening nuts or other attatchments of that nature.
Person B: "WTF the suspension leg has fallen off?"
Person E: "well its not my fault, i tightened it myself"
Person L: "with what, your fucking mind spanner?"
Person E: "well its not my fault, i tightened it myself"
Person L: "with what, your fucking mind spanner?"