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- Features: strong, nice quality and finish
- Material: carbon steel/alloy/stainless steel 304 or 316
- Grade: 4.8 and 8.8
- Standards: DIN, ANSI, JIS, BS,GB, ISO,GB
- Finish: zinc plated, nickel plated, chrome plated,copper plated,black oxide or others
- Sizes: according to customers' requirements
long nut DIN6334
