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2" x 2" Testing Stone
Location: Shortcut to Homepage /Supplies/2" x 2" Testing Stone
2" x 2" Testing Stone

Product Information

Specially textured stone with a non-slip rubber backing.  Rub the metal item to be tested on the stone so it leaves a streak, then use testing acid (sold separately) to estimate the purity.  Can be wiped clean and reused hundreds of times.

(Based on 1 Reviews)

Price: $4.95

Brand/Manufacturer: Other


Product Code: 851-1004
In Stock: 15
Quantity: Add to Basket
Reviews / Comments
Great testing stone
"There's not much you can say about testing stones, but these are great quality and shipped out the same day I ordered. Thanks!"
Mar 12 2014, 17:05 PMby (anonymous)

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