Standard Nut 1. Standard: various kinds, DIN, ANSI, GB 2. Size: M2 to M30 3. Material: s.s. 200, 201, 304, 316 Standard Nut1. Standard: ... bought from Group Company, 100 tons per batch, with stable quality and completive price;5. Processing: by multi-position cold-heading ... Taiwan, together with precise moulds and punch pins;6. Thickness: standard, thin or thick (heavy). Stainless Steel Standard Nut