The differences between Basic, Full and Overbend Custom harmonica (and let's talk about screws)

I'm talking about the similarities and differences between the different types of my Custom harmonicas.
harp.andrewzaja...

[@Learntheharmonica]

Really interesting, thanks Andrew :)

[@jamesmares4206]

Awesome explanation

[@jamessmith9962]

How can I get one of your full customs kind sir? I definitely want one as I admire greater your knowledge, talent, and skills.

[@PeterMilko]

Id like a harmonic with a deeper sound is it possible?

[@pablobarrera8119]

Thank you..
Please What kind of barniz do you like to huse .arrownd the comb,And way you aplaid it.thank you.(brush or Air brush etc.) again thanks.

[@GregoryPearsonMusic]

Do you teach workshops on customization and repair?