treenail

Also known as trenail, trennel, trunnel

thumb|Oak treenails for pinning a wooden structure together. A used one (front center) demonstrates permanent deformation from the forces that bore on it

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Commons category: Treenails

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Article

7 sections

Contents

History and general use
Uses
In timber framing
In ships
In railroads
In furniture
References

thumb|Oak treenails for pinning a wooden structure together. A used one (front center) demonstrates permanent deformation from the forces that bore on it

A treenail, also trenail, trennel, or trunnel, is a wooden peg, pin, or dowel used to fasten pieces of wood together, especially in timber frames, covered bridges, wooden ship- and boat-building. It is driven into a hole bored through two (or more) pieces of structural wood (mortise and tenon).