Testing Tools

Metal Test Set

For appraisal and testing of gold, silver, platinum, brass, nickel and German silver. Wood case contains three acid bottles with ground glass stoppers and applicators, test stone, set of gold testing needles. Acid must be purchased locally.

56.700 Set includes nine gold testing needles

56.0806 Set includes five gold testing needles

56.748 Replacement wood case

 

Test Needles for Gold

Used to determine karat content of gold. Needles and item to be tested are rubbed on test stone and treated with acid to determine match.

56.705

Set of nine needles for 4, 6, 8, 10, 12, 14, 16, 18 and 20 karat gold

56.707

Set of five needles for 8, 10, 12, 14 and 18 karat gold

 

 

Test Needles for Silver and Gold

Needles and item to be tested are rubbed on test stones and treated with acid to determine match.

56.706

Set of four needles for 10, 14 and 18 karat gold plus silver

Test Stones

A dark stone on which needle and item to be tested are rubbed. Use with.

56.710

Measures 1 7/8¨ x 1 1/2¨ x 1/4¨ (48 x 38 x 6 mm)

 

 

 
**Specials**
 

Grobet USA™ products are
available worldwide through
our international network
of authorized distributors.

Call today for more
information!

800-847-4188
 
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