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PCB Drill Sizes: #80 to #44 and everything between
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Apr 01.2014, 15:35:00
This is a chart of drill sizes that might be used on PC boards. PCB drill sizes are no different than standard drill sizes, however PCB hole sizes do not correspond with the drill size if the holes are plated. Holes are smaller than the drill size by twice the thickness of the plating.
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