Please note that M4 or M5
【Product name】: Fan fixation of the chassis fan, the dustproof mesh fixed screw
【Be applicable】: 8cm, 9cm, 12cm metal frame fan to make M4 screws, fans above 150cm use M5 screws
【illustrate】: Specification: 20mm long 1 yuan get 8
【use】: Widely used in various fan chassis equipment and other location installation,And install fan cover and so on.
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