M8 Stainless Steel Sprung Washer / Single Coil - Grade A4 - Pack Of 10

Made from Grade A4 (AISI 316) stainless steel. Grade A4 is an Austenitic grade of stainless steel. It has a higher corrosion resistance than A2 grade in many chemical environments, including contact with dilute sulphuric acid, and acetic acid over a wide range of temperature and concentrations. Resistance to atmospheric staining and pitting in industrial and urban areas, and also is suitable for marine conditions.