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Drill Speed Conversions

Convert drill bit size to recommended RPM for wood, metal, plastic, and masonry.
Get the right cutting speed for cleaner holes and longer bit life.

Drill Bit Speed (RPM) Calculator

Find the recommended drill speed in RPM based on bit size and material being drilled. Covers HSS, carbide, and cobalt drill bits.
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Embed This Calculator

Copy the code below and paste it into your website or blog.
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