Test Stone STN720_None
SKU: STN720_None
Size: 2" x 1.5"
Unit: Each
SKU: STN720 , Test Stone,Rub the test article and test needles(ITEM# TES804) on the stone. Then apply the test acid solution to determine the karat value.To test karak value. Rub the article you want to test against test stone (ITEM# STN720) and rub the t
