1. Washer: Flat washer: DIN125A&B DIN9021 DIN126 DIN433 DIN436 DIN7349 DIN1440 DIN1441
SAE USS JIS BS4320B-F NFE25514 Penny washer I7089 I7090
Spring washer: DIN127B DIN7980 JIS
Teeth washer: DIN6797 A&J DIN6798 A&J
2. Bolt: DIN931 DIN933.
3. Nut: DIN934 DIN439
4. Screw: DIN963-966 DIN7971 DIN7972 DIN7981 DIN7982
5. Stamping: Against your drawingr
6. Steel strip: Stainless steel strip 304 316, 201. Thinkness: 0.25mm-4.0mm, breadth: 405mm max.

Materials: Stainless Steel A2 A4/ Carbon Steel, including A3
We use the original material to make stainless steel A2 A4, washer, because we have own steel mill to make the stainless steel A2 A4.
Surfacetreatment: Polished, Galvanized zinc, H. D. G, Black, Phosphided.
Packing: Small packing, 25kg/bulk+EUR pallet

Output: 400 tons washer and other fasteners per month. Including 200 tons stainless steel washers at least!
And 400Tons stainless steel strip including 304 316.