google it. Maybe you will get lucky and someone will have one for sale somewhere that google can find
I would think that there probably aren't too many people besides machine shops that would consider doing this machining procedure themselves even though it really is very simple to do.
You know, you gotta' use a big drill and it goes round and round and there's 'lectricity involved and yikes? Take my advice, way too advanced for many...even though it's a piece of cake?
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