Extra Natural Touch Stone (150 × 50 × 12 mm) – Technoflux

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High-Quality Natural Stone for Accurate Metal Testing

The Extra Natural Touch Stone by Technoflux is crafted to deliver reliable, repeatable results when testing the purity of precious metals. Its fine, even grain structure provides a smooth yet durable surface that ensures clean metal streaks, enabling more accurate readings when used with touch acids. This extra-quality stone is designed specifically for professional assay work, making it a trusted choice for jewellers, goldsmiths, and metal buyers.

Enhanced Surface Texture for Clear Metal Streaks

The natural texture of this stone offers excellent contrast, allowing gold, silver, and other metals to mark clearly and visibly. This clarity helps you evaluate alloy composition quickly and confidently, reducing the risk of misinterpretation during testing.

Generous Size for Comfortable Handling

Measuring 150 × 50 × 12 mm, the stone provides a stable working area that is large enough for comfortable manoeuvring yet compact enough to keep on any workbench. Its well-proportioned thickness adds durability and gives the stone a solid, reassuring feel during use.

Durable and Long-Lasting

Technoflux manufactures tools built for continuous professional use, and this touchstone is no exception. The natural composition offers excellent resistance to wear, even with frequent testing, ensuring a long service life in busy workshops, retail environments, and assay settings.