Giffin Large Lid Master Caliper: Capacity To 20"
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Make one measurement and you have it's opposite immediately, it's an easy to use accurate way to size lids for pots.
You can also make a lid for an already fired pot, by reassemble the wing nut and screw in the 12-1/2% hole. This way your lid will shrink to fit the pot.
10 YEAR FREE REPLACEMENT OF PARTS THAT WEAR OUT IN NORMAL STUDIO USE.
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