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Leybold Filament was made of selected high-quality material of tungsten
Leybold Filament can be use in leybold equipment for optical coating
We have the complete industry chain
From now on we are at a promotion time:Nov.2111-Jua.2012,cheap price and high quality
If you want to know more specification,please feel free to contact me!
Leybold Filament For Promotion
