500 Gram Ceramic Silica Melting Crucible Set with Borax Tongs & Graphite Stir Rod

Works with gold, brass, silver, copper, aluminum, and more! The ceramic silica crucible can withstand temperatures up to 2500°F (1371°C). This kit also includes a 4 ounce package of anhydrous borax casting flux, plus a pair of large whip tongs that will securely hold your crucible while your pour and cast your molten metals, along with a 5/16" diameter x 12" long graphite stir rod.