Complete Silver Testing Kit with 1 Bottle Test Solution, Electronic Coin Scale, Stone, File, and FREE 5gr Solid Silver Bar
Instructions included.  Very easy to use and includes instructions. (1) bottles test solution contains 1/2 fluid oz (0.5 fl oz) test acid. You will also receive 1 test stone (2 inches x 2in; 5 cm x 5cm), file (5.5 inches; 14 cm), genuine DigiWeigh 600BL digital coin scale with batteries and Lifetime Warranty; bright green LCD screen; dimensions (inches) 3.25 x 2 x 0.8.  Capacity/Accuracy: 600/0.1g, 21.2/0.01oz, 9260/1.0gr, 3000/0.5ct.  Digital balance is ideal for coins, scrap jewelry, antiques, small postal shipments & more.  Test stone will NOT damage the coin/jewlery you wish to test.  Use the 5gr silver bar to practice test procedure, or keep as investment!  Excellent equipment.. Excellent Price.