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TAP DRILL SIZE CALCULATOR
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HOLE SIZE (THEORETICAL)
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SELECT CLOSEST DRILL SIZE
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 CUTTING TAP INCH =0.1796in.0.250 in.MAJOR DIAMETER.
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4.561mm12THREADS PER INCH
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65 %THREAD HEIGHT
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 CUTTING TAP METRIC =0.000mm mmMAJOR DIA.
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0.0000in mmPITCH
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 %THREAD HEIGHT
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 FORMING TAP INCH =0.0000in. in.MAJOR DIA.*
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0.000mmTHREADS PER INCH
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 % THREAD HEIGHT
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 FORMING TAP METRIC =0.000mm mmMAJOR DIA.
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0.0000in mmPITCH
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 % THREAD HEIGHT
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0.060
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