Size: M3 M4 M5 M6 M8 M10 M12 M14 M16 M18 M20. Screw SizeM3 M4 M5 M6 M8 M10 M12 M14 M16 M18 M20. Thread SizeM3 M4 M5 M6 M8 M10 M12 M14 M16 M18 M20. Material: A2 Stainless Steel. The product is made of 304 stainless steel, with good corrosion resistance and oxidation resistance heat resistance, high strength and toughness.
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