Testing Stone in Wooden Box Horotec MSA 03.622 Multi Function Tool this probe is convenient to

this probe is convenient to use

Capacity: Ø10mm to Ø50mm

Temperature Accuracy: ±1

Injection temperature 71°C

Bergeon 7018

Testing Stone in Wooden Box Horotec MSA 03.622 Multi Function Tool this probe is convenient toPrecision testing doesn't require compromises. Our gold testing stone is an essential tool for jewellers and retailers who demand accurate results without risking damage to precious pieces. Simply rub the stone across your gold item to remove surface plating, then apply your testing acid to the stone rather than directly to the metal. This proven two step method reveals the true gold content while protecting your inventory from acid discolouration and