Multi-Usage - Also good for metal work and for applying gold and silver foil. Application - Ideal for cleaning all kinds of dirt on gold, silver, copper jewelry. Specification: Material: Agate Color: Shown As Pictures Size: Approx. 14.5 * 0.3 * 0.9cm / 5.7 * 0.1 * 0.4inch Weight: 13g Type: Jewelry Tools & EquipmentsPackage List: 1 * Agate Knife LCD SCREEN: This motorcycle speedometer has high definition digital LCD display, which allows you to clearly see the data on the meter regardless of day or night Agate Burnisher Tool Agate Polishing Used for Jewelry: The agate knife can be used to remove the dirt on all kinds of gold, silver and copper jewelry... Jewelry Making Tool Sets Jewelry Burnishing Knife Agate Burnisher With Material - A agate Knife/burnisher. Size - Approx. 14.5 * 0.3 * 0.9cm / 5.7 * 0.1 * 0.4inch You can use the knife to rub on the jewelry, so that your jewelry will be bright as new. Good for metal work and for applying gold and silver foil. Use the Agate knife to rub on the jewelry, so that your jewelry will be bright as new. Agate Burnisher Agate Knife, Knife Jewelry Polisher Craft Clay Bole