I created summary page for drilling formulas and calculations (https://www.drillingformulas.com/drilling-formulas-and-calculation-sheets/). I wish these excel sheets would be helpful for you.

Amount of cuttings produced per foot of hole drilled

Annular Pressure Loss

Annular-Capacity

Annular-velocity

Bulk Density Calculation

Buoyancy Factor Oilfield

Convert Pressure to Equivalent Mud Weight

Convert-Specific-Gravity

Cost Per Foot Calculation

Critical RPM

D Exponent Calculation

D Exponent Corrected Calculation

Decrease Oil Water Ratio

Density of Oil Water Mixture

Depth of Washout

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