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Prices: US Dollars
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
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