Size: M2,M3,M4,M5,M6,M8,M10,M12,M14,M16,M18,M20,M22,M24. Material: Nylon. Threaded Bar. The products are made of high quality PP material, which has good electrical insulation, good chemical stability, and is also non-toxic, odourless, anti-bacterial and anti-mould material.
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