Try Caustic Customs, Stephen does great work.
As for the inserts in the body, their Heli-coils. You will have to remove them before you get the body done. If you go all out and get the removal tool the threads should be okay after you remove the insert (I have done it on parts at work). You just have to be careful when you do, once the body is done simply install a new insert (buy the installation kit, it will come with the inserts and the mandrel to install them).
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