wangcheng road luoyang city of China,Luoyang,Henan,China China
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tungsten carbide tube / pipe tungsten tubing with single hole
2014 manufacture good quality 99.9%W-1 pure tungsten pipe\ tube
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99.95% High Purity Various Dimensions Tungsten Pipe/tube
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99.95% Tungsten Sheet/Plate Tungsten Foil Made in china
Best price tungsten crucible
