Size: 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm 5.5mm 6mm 6.5mm 7mm 7.5mm 8mm 8.5mm 9mm 9.5mm 10mm 10.5mm 11mm 11.5mm 12mm 12.5mm 13mm 13.5mm 14mm. - Corrosion resistance, acid and alkali resistance, high temperature resistance of 300 degrees, UV resistance, anti-aging, long life, high and low temperature resistance.
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