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Terms of Use

MachiningCalc provides calculation and planning tools. Results are informational and are not a substitute for tooling manufacturer guidance, machine documentation, qualified engineering judgment or shop safety procedures.

Use of results

You are responsible for verifying inputs, outputs, machine limits, tooling limits, workholding and operating conditions before machining.

No warranty

The tools are provided as-is. Review these terms with appropriate counsel before commercial launch.

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Free browser-based machining calculators for surface speed, spindle speed, feeds, drilling, turning, surface finish and shop estimates.

Core calculators

SFM CalculatorSpeeds & FeedsSpindle SpeedSurface Finish

Operations

DrillingEnd MillsLatheReaming

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© 2026 MachiningCalc.us · Reviewed August 21, 2026 · Calculations are planning aids. Verify cutting data against the tool and machine manufacturer before machining.