0.5mm 1mm 2mm 3mm 4mm Thickness PTFE Sheet PTFE Plate PTFE Board Block Polytef Plate Anti-Corrosion Machining Model Processing

0.5mm 1mm 2mm 3mm 4mm Thickness PTFE Sheet PTFE Plate PTFE Board Block Polytef Plate Anti-Corrosion Machining Model Processing

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