The holes is spaced so they fit all metal "pegboards" with 12mm hole spacing, here in Sweden that is all the ones sold by Biltema, Clas Ohlson and Jula at least.Get the original files i a variety of formats at the links below:Full 10-nozzle version: http://a360.co/1LqqCBkDivided 9-nozzle version: http://a360.co/1NtRvaL