Oil Furnace Electrode Spacer / Gauge

All oil furnaces or burners used in heating a house have a pair of electrodes that use a spark to ignite the fuel. The spacing of these electrodes is very specific to produce optimum results, but most electrodes in the market require the same settings.

I created this thing based on a product I found on the internet which allows you to set the spacing very quickly and accurately without messing about with tape measures or calipers or other measuring devices.

The specs to which this has be