Matilda's Cheap Supplies



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Metal Perforation GaugeMetal Perforation Gauge

$2.15

A perforation gauge is used to measure the perforations on stamps. This can be very important as one stamp can have several varieties with different perforations which have different values. The best gauges are made out of plastic or metal, paper gauges do exist but can be distorted if the paper is exposed to water or heat. The measurement of the perforations is based on the number of holes along a 2 centimeter length