Test Stone Arkansas - 2-½” x 1-½” x ¼”
Genuine natural Arkansas test stone is used with solutions and test needles to determine the karat value of articles to be tested. Measures: 2-½” x 1-½” x ¼”.
- Ideal for use with test acids and testing solutions to determine karat of gold
- Made of genuine natural Arkansas stone
- 2-½” by 1-½” by ¼”
- Easy to use and work with
- Convenient for workspace or on-the-go testing