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butterfly shape copper screws for vacuum metalizing machine evaporation electrode fixation.
Not that bad
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H-150 mechanical vacuum pump stainless steel Spiral bellows.
Beijing Gonghua KS-3 diffusion pump oil for diffusion pump application
Dalian Seven Star No.100 vacuum pump oil for vacuum pump application
evaporation Copper pole parts for vacuum evaporation machine.
UV spray line wheel gear
size can be customized according to details requirement.