M12 x 1.5 A2 (T304) Stainless Steel 19 21.1 10 1.5. M10 x 1.0 A2 (T304) Stainless Steel 17 18.9 8 1.0. T304 / A2 Grade Stainless Steel. A2 stainless steel has good resistance to corrosion except in severe industrial and Marine Condition.
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