M16 16mm Dome Nut 316 stainless steel Shade sail Boating accessory

316 Grade Stainless Steel : Also known as "Marine Grade" as it contains Molybdenum to resist the corrosive affects of NaCI or salt in sea water. Material - 316 Marine Grade Stainless Steel. The preferred grades of stainless steel for industrial use are titled 304 and 316 due to their excellent corrosion resistance, suitable finish and versatility.

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