Material: 304(A2) Stainless Steel. Hex Wrench Various 1pcs: M1.5 M2 M2.5 M3. Screws Various 20pcs. -Thread Dia:M3/4/5/6. -304 stainless steel is selected as the product, which has the characteristics of good corrosion resistance, oxidation resistance and heat resistance, high strength and high toughness.
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