Because households of the day were lit by oil lamps and candles, Victorian candles often made from tallow or whale blubber had wicks that didn't burn away, so the cotton wicks needed to be frequently trimmed in order to keep the flame a reasonable size.
 
Early 19th Century Iron Candle Snuffer japaned with gold painted decoration
 
The condition is good.
 
Dimensions of snuffers: 14cm long