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Calculator: Speeds, feeds, tapping drills, etc.

  • Calculate between RPM and feet per minute or meters per minute
  • Calculate between feed per rev and feed per minute in inches or mm
  • Calculate tapping feeds for CNC machines
  • Calculate drill point and countersink depths
  • Drill charts
  • Material list containing starting cutting speeds for over 200 materials.
  • Convert values shown between Inch and Metric measurements.

Machining calculations in EditCNC