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Machine Shop Calculator
Speed and Feed Calculator

Trades Math Calculator has been discontinued.

Try Machinist's Calculator as an alternative.

To get support for Trades Math Calculator you MUST include your order number with the query.

Quickly calculate cutting speeds and feeds for drills, milling cutters, and lathe workpieces.
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  • Calculate between RPM and feet per minute or meters per minute
  • Calculate between feed per rev and feed per minute in inches or mm
  • Drill charts are accessable from this app.
  • Material list is accessable from this app.
  • Convert values shown between Inch and Metric systems.
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Download the DEMO

Speed and feed calculator with drill charts.