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THE FEUTEX TOOLKIT

Ball-Nose Scallop Geometry

Estimate geometric scallop height and surface slope from lateral stepover.

Manufacturing workspace● Runs in your browser
01 Your input
02 Your result
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Formulah=R−√(R²−s²/4).
Sources and model references

Worked example

Inputs

Ball tool radius
5 mm
Lateral stepover
1 mm

Expected results

Scallop height
0.02506281447 mm
Maximum local scallop slope angle
5.739170477 degrees

Load the example in the workspace to reproduce these results. Display rounding does not change the underlying calculation.

How to use this tool

  1. Enter every input in the labeled units; use measured or independently specified properties.
  2. Check the stated model assumptions before calculating.
  3. Interpret the output as a model estimate and verify it independently for the intended application.

Try this example

{
  "radius": 5,
  "step": 1
}

Accuracy and scope

Ideal spherical tool on a flat plane, zero runout and deflection; geometric scallop is not measured Ra. Educational engineering estimate only; not structural or safety certification, equipment selection, or operating recommendations.

Is my data uploaded?

This tool runs locally in your browser. Input and output are not sent to a processing server. Copy or download your result before leaving the page.