What is the difference between Metric and American wrench sizes?
user
Oh gosh. There are tons of different tool and fastener sizes and my memory is a bit fuzzy, sorry about that! I think there are three big standards -- mm, inch and metric -- and even within each system there are a bunch of options and suboptions.
assistant
What is the difference between Metric and American wrench sizes?
user
One should be the same as the other, at least for most common jobs.
assistant
What is the difference between Metric and American wrench sizes?