Set of 4 Gold Silver Platinum Jewelry Tester Scratch Streak Stones to use with Acid Test Kits 10K 14K 18K 22K 24K Minerals Precious Metals Detector

Amazon.com Price: $16.97 (as of 01/07/2025 18:13 PST- Details)

Easy and Safe! Protects your Jewelry and Precious Metals During Acid Testing!
Simply Scratch the Test Stone with your Jewelry then Apply a drop of the Acid to the Stone and Watch the Results Appear!
Use with Jewelry Testing Acids to Determine the Karat Value and Purity of Gold, and Silver Jewelry, scrap, bars, coins, and much more!

Description

Easy and Safe! Protects your Jewelry and Precious Metals During Acid Testing!
Simply Scratch the Test Stone with your Jewelry then Apply a drop of the Acid to the Stone and Watch the Results Appear!
Use with Jewelry Testing Acids to Determine the Karat Value and Purity of Gold, and Silver Jewelry, scrap, bars, coins, and much more!
3 Convenient Portable Stones Included– Sizes: Small 2”x”2, Medium 4”x2” and Large 6”x3”
Each Genuine GTE Black and White Test Stones includes a Rubber Backing for Non-slip Desktop Testing!
BONUS- GTE Neutralizer included to clean each stone. *Washable* These Test Stones Can be Used for Hundreds of Tests!

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