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2026-11-12 08:51:14 -

Hole Finishing For Custom CNC Parts: Boring, Reaming, And Honing Compared

What Is Hole Finishing? Hole finishing is any secondary operation that improves a drilled or rough-bored hole beyond the capability of the drilling process itself. Drilling can produce holes to IT10–IT11 tolerance with Ra 3.2–6.3 µm surface finish. Many applications require tighter tolerances or finer finishes, which require a secondary operation. The three...

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