Pre-Melting Kit for Fine Pieces & Scrap Gold, Silver, Platinum: Jewelry, Flatware, Holloware, Antiques & More &#9989; Enables you to test & weigh samples at home or on-the-go before you buy/sell &#9989; Complete PuriTEST pack contains six (6) half-ounce bottles of test acids- 10k, 14k, 18k, 22k, Silver, and Platinum &#9989; DigiWeigh 600BX electronic jewelry scale with batteries, protective cover/expansion tray, instructions; includes Lifetime Warranty &#9989; Includes 10-piece set of files in assorted shapes for a variety of applications, plus 2 test stones (one large, one small) &#9989; Plus 2 free samples! One 5gr 999-fine silver bar and one plated piece:24k-pure gold-clad 5g bar