Send Message

Guangdong Hongtuo Instrument Technology Co.,Ltd

Home Products

Precious Metal Tester

Certification
China Guangdong Hongtuo Instrument Technology Co.,Ltd certification
China Guangdong Hongtuo Instrument Technology Co.,Ltd certification
Customer Reviews
We use the DH-300 here in Madison and it works well for us. Sample size we use is 3” x 3” which is about the max size. Would be better if one of the other models can use a larger sample size.

—— Tony Warrington

I am really very satisfied. Serious and fast team. Effective after sales service. I recommend this company. Delivery time very fast. Good prices.

—— jean luc di vanno

Producto de calidad. Envío rápido. Volveré a comprar. Gracias

—— jordi sorribas

Merci du suivi de ce colis et d'avoir fait le maximum pour une livraison très rapide comme promis

—— Jean Bourlet

excellent vendeur, réponds très rapidement au mail. reçu en 1 semaine de la chine vers la France.

—— gilbert munoz

I'm Online Chat Now

Precious Metal Tester

(69)
China Dahometer Digital Silver Tester With Weight Resolution 0.005g In Jewelry Tools factory

Dahometer Digital Silver Tester With Weight Resolution 0.005g In Jewelry Tools

CE,FCC Certification!Warranty for Two Years!!! Dahometer digital silver tester With Weight resolution 0.005g In Jewelry Tools Application:pawn broking, bank, jewelry shop, precious-metals recovery, jewelry ... Read More
2020-08-21 09:39:01
China Dahometer Digital Silver Tester With Weight Resolution 0.005g In Jewelry Tools factory

Dahometer Digital Silver Tester With Weight Resolution 0.005g In Jewelry Tools

CE,FCC Certification!Warranty for Two Years!!! Dahometer digital silver tester With Weight resolution 0.005g In Jewelry Tools Application:pawn broking, bank, jewelry shop, precious-metals recovery, jewelry ... Read More
2020-08-20 18:52:57
China Jewelry Tools With Gold Tester , Portable Gold Testing Machines factory

Jewelry Tools With Gold Tester , Portable Gold Testing Machines

CE,FCC Certification!Warranty for Two Years!!! Jewelry Tools With Gold Tester,Portable Gold Testing Machines Price Application:pawn broking, bank, jewelry shop, precious-metals recovery, jewelry factory, ... Read More
2020-08-20 18:48:59
China DH-1200K Gold Tester Machine , Silver Gold Tester In Jewelry Tools factory

DH-1200K Gold Tester Machine , Silver Gold Tester In Jewelry Tools

CE,FCC Certification!Warranty for Two Years!!! DH-1200K Gold Tester Machine,Silver Gold Tester In Jewelry Tools Application:pawn broking, bank, jewelry shop, precious-metals recovery, jewelry factory, Gemstone ... Read More
2020-08-20 18:46:09
China DH-300K High Precision Gold Tester Jewelry Tool , Portable Electronic Gold Tester factory

DH-300K High Precision Gold Tester Jewelry Tool , Portable Electronic Gold Tester

CE,FCC Certification!Warranty for Two Years!!! DH-300K High Precision Gold Tester Jewelry Tool,Portable Electronic Gold Tester Application:pawn broking, bank, jewelry shop, precious-metals recovery, jewelry ... Read More
2020-08-20 18:33:46
China Gold Measuring Machine Effective Measuring Purity And Karat Value factory

Gold Measuring Machine Effective Measuring Purity And Karat Value

Electronic Gold Purity Testing Machine , Gold Purity Checking Machine , Gold Karat Meter Machine Application: pawnbroking,jewelry industry,banking industry,jewelry testing center,mining industry,precious metal ... Read More
2019-04-18 17:27:19
China DH-600K Non Destructive Silver Purity Testing Machine Fast And Accurate factory

DH-600K Non Destructive Silver Purity Testing Machine Fast And Accurate

DahoMeter DH-300K Digital Electronic Gold Karat Meter Testing Machine , Gold Density Tester Principle: In accordance with archimedes principle water buoyancy method, GB/T1423 of precious metals testing standard... Read More
2019-04-18 17:25:58
China 4000g Quick Measuring Gold Karat Measure Instrument For Precious Metal Materials factory

4000g Quick Measuring Gold Karat Measure Instrument For Precious Metal Materials

4000g Digital Electronic Gold Carat Measuring Device , Gold Karat Measuring Instrument Application: pawnbroking,jewelry industry,banking industry,jewelry testing center,mining industry,precious metal recycling... Read More
2019-04-18 17:25:10
China RS-232 Karat Density Electronic Gold Testing Instrument With Purity Percentage factory

RS-232 Karat Density Electronic Gold Testing Instrument With Purity Percentage

Digital Electronic Gold Content Tester , Machine Measuring Gold Content Application : pawn broking, bank, jewelry shop, precious-metals recovery, jewelry factory, Gemstone Testing Center,precious metals ... Read More
2019-04-18 17:24:10
China Digital Electronic 3000g Gold Purity Tester ( CE , FCC Certification ) factory

Digital Electronic 3000g Gold Purity Tester ( CE , FCC Certification )

Digital Electronic 3000g Gold Purity Tester ( CE , FCC Certification ) Application: pawnbroking,jewelry industry,banking industry,jewelry testing center,mining industry,precious metal recycling,precious metal ... Read More
2018-08-30 18:36:02
Page 6 of 7|< 1 2 3 4 5 6 7 >|