stainless steel spring washers 1.size M1.6-M100 2.standard:DIN125,9021 non-standard 3.material:carton steel 65Mn SUS304 4.i spring washersvarious ... , AS/NZS, GB, ANSI and BS2. Material2. Stainless steel, carbon steel, copper, iron,spring steel and brass.3. Size3. M1.6-M1004. Certificate4. ISO9001 ...