I'm confused with the M18 - are their multiple versions of it? Some claim 16mm and others 18mm. Amazon link below to "16mm version" [http://tinyurl.com/36kmz68](http://tinyurl.com/36kmz68)
The description further down says it's 18mm, as it should, the 16mm equivalent is the New York 3000.
@winjer started
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The description further down says it's 18mm, as it should, the 16mm equivalent is the New York 3000.