Segmented Ring Calculator

Precision calculations for woodturners. Determine angles, segment lengths, and board requirements instantly.

Input Parameters

Number of Segments

Outer Diameter (inches)

Ring Wall Thickness (inches)

Tip: Ensure your saw blade width (kerf) is accounted for if doing precision dry-fits. The calculated width assumes a perfect theoretical cut.

Miter Angle

22.5°

Outer Segment Length

2.68"

Min. Board Width Required

1.09"