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Taper Calculator — Angles & Jig Settings

Calculate taper angles and jig settings for tapered legs and wedges.

Length of the tapered section

How We Calculate This

This calculator determines the taper angle and per-side material removal for creating tapered components.

Formulas

Taper per side = (Wide end - Narrow end) / 2

Taper angle = arctan(Taper per side / Length)

The jig offset for a table saw taper jig equals the taper per side measurement. The taper ratio expresses the relationship as 1:n (e.g., 1:20 means 1mm taper per 20mm length).

Frequently Asked Questions

Last updated: February 2026

All calculations are estimates. Always verify measurements and material quantities before cutting or purchasing.