They help a bunch...nice to hold an object with both hands while looking at it..
Great pin pointer from Garrett and Metal Detecting Stuff is my #1 source for products. Excellent service
Preserve & Protect Your Jewelry Testing Stone
Keep your testing stone in top condition with JSP’s Blu Bow Conditioner. Specially formulated to clean, refresh, and maintain the surface of your jewelry test stone, this solution helps ensure accurate results and longer-lasting use.
2 oz bottle – convenient size for bench or travel use
Conditioning formula – restores the surface of jewelry test stones
Improves accuracy – reduces residue buildup that can affect test results
Easy to use – apply a few drops and wipe clean
Made by JSP – trusted brand in jewelry testing supplies
Jewelers, pawn shops, and appraisers
Coin and bullion dealers
Anyone using acid test stones for gold, silver, or platinum