100pcs M4-M5.6 M5 PTFE Washer Gasket High Temperature 0.2/0.3/0.4/0.5/0.6/0.8/1mm Thickness

100pcs M4-M5.6 M5 PTFE Washer Gasket High Temperature 0.2/0.3/0.4/0.5/0.6/0.8/1mm Thickness

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