Precious Metal Touchstone 200×100x12 mm

The Precious Metal Touchstone 200 × 100 × 12 mm is a high-quality, large-format touchstone designed for testing gold, silver and other precious metals. Used together with testing acids, it provides a fast and reliable method for evaluating the purity of jewellery, coins and other precious metal items.

Its generous size offers a large working surface, making it particularly suitable for professional environments where precious metals are tested frequently. The smooth surface allows clear test streaks, making test results easier to interpret.

Suitable for:

• Jewellery workshops
• Jewellery stores
• Pawn shops
• Precious metal buyers
• Assayers and precious metal professionals
• Hobby users

For best results, use the touchstone together with the appropriate testing acids and touchstone cleaning solution.