Extra Large Deluxe Testing Stone 6"x 3"x 3/4"STN-GT36
Natural Testing Stone (Heavy Duty Pawn Quality)
For Use With Testing Acid for Gold, Silver, And Platinum.
Made of high quality stone for easy visibility of testing results.
Stone must be used with acid otherwise No testing can be conducted.
Stone Size: 6" x 3" x .75" (Premium Thickness of 3/4")
We Also Recommend
20Pc Assorted Jewelers Lapidary Diamond Coated Burs Set Dremel Kit 1/8 Shanks
Mini Drill 15Pc Set High Speed Steel Twist Drills Bits Dremel Jobber Bit Hobby