Gold Testing Black Stone – Precision Touchstone for Jewelers
High-Quality Black Touchstone: Ensures accurate gold and precious metal testing with high contrast visibility.
Multiple Sizes Available: Choose from 2"×2", 3"×2", 2.5"×1.5", 4"×3", and more to match specific testing needs.
Durable & Long-Lasting: Made from premium material that resists wear during repeated acid testing.
Compact and Portable Design: Lightweight for easy transport—perfect for mobile jewelers and field testers.
Versatile Application: Ideal for testing gold, silver, platinum, and other precious metals.
Polisher-Ready Option: Some models include pre-drilled center holes for mounting on bench polishers.
Description
The Gold Testing Black Stone, an essential tool for jewelers, pawn brokers, and metal testers. Crafted from premium-grade black stone, it delivers a smooth, high-contrast surface ideal for streak testing gold, silver, and other precious metals. Available in a range of sizes—including 2"x2", 3"x2", and 4"x3"—this touchstone fits various testing environments, from professional labs to mobile kits. Some versions feature a pre-drilled hole for easy bench polisher mounting, enhancing functionality and convenience. Lightweight, portable, and built to last, this gold testing stone provides consistent, accurate results with every use—making it a top choice for professionals worldwide.
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