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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
By releasing the pressure on the bottle
This set includes 27 pcs
2" across & 1/4" deep
The bottle is 1-7/8" in Diameter and 6" tall with the sniffer tube out 3/4" as in the photo
The Assay of Silver Ores
Lot of 6 - 6" Glass Vacuum Pin Tubes -Assay-Gold - Platnium - Smelting - (H41) MYOGB-12-240 By releasing the pressure onThese tubes are 6" long and are used to test for gold or other metals while doing a assay. When they melt the vacuum sucks up whats at the bottom.
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