Quote:
Originally Posted by #22
Don't go straight from 5mm to 8mm. Get a range of bit sizes and slowly work your way up to the desired size
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That’s something my brother suggested. You don’t want to make it too big so you can’t get the threads to grip.
He also suggested a drill press as the best option. Maybe try Protospace. They open on Tuesday and have the tools and guidance on how to use them.