Anyone who burns candles will find caged glass snuffers come in handy.
From the dailynews.com
Revolution only encouraged the Russian candle-snuffers.
From the time.com
Close plate consists of silver foil soldered onto a steel base and was used for items such as candle snuffers or cutlery requiring greater strength than fused plate.
From the en.wikipedia.org
More examples
A cone-shaped implement with a handle; for extinguishing candles
A person who snuffs out candles
(snuffers) scissors for cropping and holding the snuff of a candlewick
(Snuffers) Scissors like instruments used for periodically trimming the wicks on tallow candles, which would otherwise start burning poorly. To 'snuff' a candle was to trim its wick to make it burn better. To extinguish it was to 'snuff it out.' The snuff was the burning or burnt part of the wick.