garnish bolt

noun

garnish bolt

noun

1

A bolt with a chamfered or faceted head.

The cap-squares for trunnions are fixed with joint bolts, spring keys with chains and staples; garnish bolts; rosebuds; diamond headed and counter-sunk nails; upper and under pintle plates, &c.1809, Louise de Tousard, American Artillerist's Companion:

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