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Taper Calculator
Calculate taper per foot, taper per inch, and included angle for machining
Taper Standard: Taper per Foot $(\text{TPF}) = \frac{(\text{Large Diam} - \text{Small Diam}) \times 12}{\text{Length}}$. Included angle is calculated using trigonometric atan functions.
Diameter & Length Dimensions
Calculation Results
⚠️ Ensure both diameters and length use consistent units (inches) for accurate taper calculations and lathe compound rest settings.