1/20pcs M3 M4 M5 M6 M8 M10 M12 304 Stainless Steel A2-70 Fine Thread Pitch Hexgonal Hex Socket Round

1/20pcs M3 M4 M5 M6 M8 M10 M12 304 Stainless Steel A2-70 Fine Thread Pitch Hexgonal Hex Socket Round

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