Buy TEST PLATE WITH CLIP GOLD TESTER or TEST STONE 1-7 8 X 1-1 2 X 1 4 or TEST STONE 2 X 4 X 1 4.
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TEST PLATE WITH CLIP GOLD TESTER$8.33For models 56.762, 56.763, 56.782,.
TEST STONE 1 7/8 X 1 1/2 X 1/4$19.09A dark stone on which needle and item to be tested are rubbed. Use with test acid solutions. Stone measures 1-7/8" x 1-1/2" x 1/4" (48 x 38 x 6 mm).
TEST STONE 2" X 4" X 1/4"$15.99Natural testing stones used with solutions and test needles to determine karat values of precious metals. The stones are of high quality and very economical.
TEST STONE 2 1/2" X 1 1/2" X 1/4"$13.23Natural testing stones used with solutions and test needles to determine karat values of precious metals. The stones are of high quality and very economical.