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1 iron stand
Package size: 165 * 75 * 50mm / 6
31 inches 5-digit red LED
6 * Electric Drill Bit Collet(0
Gem-A Conoscope Rod Diamond Simulant Gauge 1 iron standA simple instrument used to observe interference figures in gemstones such as quartz, the Conoscope Rod is used in conjunction with a polariscope to determine whether the stone is uniaxial or biaxial. Strain free spherical glass lens 59 x 10 x 10mm Gem A
US$ 195.00
US$ 17.75
US$ 26.00
