Another way to drill the hole in perfect center through the round shape bar.
I use 12mm brass bar just to show you the process. this method is good if you heave to drill more same parts, just use harder material for lead.
music:
Runaways, Silent Partner from youtube audio library
Негізгі бет Ғылым және технология Another way How to drill a hole through a round bar in perfect center [middle]
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