12mm inductive sensor to bltouch style - use with any bed glass or no glass

As described :12mm inductive sensor to bltouch style - use with any bed glass or no glass

being an engineer i've seen alot in my life but this sensor thing going on the internet its just crazy.

so i designed this as a hack/workarround to an expensive problem apparently bltouch sensors are expensive for what they are.
i had quite a few good quality sensors with working/sensing range between 2 to 4mm .. and looking everywhere for a sollution to adding this one. of course i didnt found so i