Gold Testing Needle with Set of 9 Needles Size 4k-20k

-9 pieces set of test needles: 4k, 6k, 8k, 10k,12k, 14k, 16k, 18k and 20k. They are used with test stones and testing solutions to determine the contents of gold and other precious metals.

-This set of gold testing needles comes with 4k, 6k, 8k, 10k,12k, 14k, 16k, 18k and 20k tips, and is used to test the karat content of gold.

- Use testing acid and an acid testing stone with gold testing needles to achieve the most accurate results.

-Each needle measures 1.75” (4.4 cm) long, and they come on a brass ring.

 

-9 pieces set of test needles: 4k, 6k, 8k, 10k,12k, 14k, 16k, 18k and 20k. They are used with test stones and testing solutions to determine the contents of gold and other precious metals.

-This set of gold testing needles comes with 4k, 6k, 8k, 10k,12k, 14k, 16k, 18k and 20k tips, and is used to test the karat content of gold.

- Use testing acid and an acid testing stone with gold testing needles to achieve the most accurate results.

-Each needle measures 1.75” (4.4 cm) long, and they come on a brass ring.