Package includes 1 piece of 5-in-1 graphite casting ingot mold, 1 piece of 1 kg graphite ingot crucible mould, and 2 pieces of graphite stir rod sticks, convenient combination set to meet your DIY needs for melting casting refining metal jewelry gold silver Size information: the 5-in-1 metal refining scrap mold measures about 72 x 57 x 12 mm, and the 1 kg crucible mould is 100 x 50 x 25 mm in outer diameter, and 90 x 40 x 20 mm in inner diameter; Each crucible stir rod is about 12 inches/ 30 cm long, and 5/16 inch/ 0.8 cm in diameter. Wide range of applications: these graphite ingot are suitable for experiments and smelting of non-ferrous metals, including gold, silver, copper, aluminum, and so on, which are designed for lab, test analysis and other purposes; Considering the product size, it is more suitable for small-capacity metal melting projects Product advantages: these graphite casting are featured with nice thermal stability and corrosion resistance to , fast cooling, nice thermal conductivity properties can highly shorten the casting time and save energy size: 5-in-1 mold approximately 72 x 57 x 12mm 1kg mold is about 100 x 50 x 25mm Crucible stirring rod about 30cm diameter about 0.8cm Material: graphite colour: Black Package Contents: 1 x 5-in-1 graphite casting ingot mold 1 x 1 kg graphite ingot crucible mould 2 x graphite stir rod sticks Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.