Mechanics
Simple metric tap drill size
Estimates tap drill diameter as nominal diameter minus pitch.
Related calculators
Thread pitch from TPI
Converts threads per inch to metric pitch.
TPI from thread pitch
Converts metric pitch to threads per inch.
Cutting speed
Calculates cutting speed from diameter and spindle rpm.
Drilling time
Calculates drilling time from drilling depth and feed rate.
Milling feed rate
Calculates milling feed rate from feed per tooth, tooth count, and rpm.
Turning feed rate
Calculates turning feed rate from feed per revolution and rpm.