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D/H Limits for Standard Taps

Calculate Standard Tap Sizes for Cutting Taps.

These calculations are based upon theoretical values and are only intended for planning purposes. Actual results will vary. No responsibility from Kennametal is assumed.

Tap Parameters
Metric
Inch

Tap Parameters

Machine Screw Sizes
Size Major Diameter
#0 0.060
#1 0.073
#2 0.086
#3 0.099
#4 0.112
#5 0.125
#6 0.138
#8 0.164
#10 0.190
#12 0.216
#14 0.242
in mm
TPI mm
H D
%
Resuting Hole Size

Resuting Hole Size

in mm
in mm
in mm
in mm
in mm
in mm
in mm
in mm
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