1.Standard four-corner nuts, standard parts, are not prone to slipping during locking
2.It is highly wear-resistant and corrosion-resistant, does not rust in a humid environment, and has strong anti-oxidation ability
3.Made of stainless steel, it is both beautiful and practical, with high hardness and no deformation
4.Helical thread, deep thread, uniform force distribution
Specification
| Model | DIN557 |
| Texture of material | 304 stainless steel |
| Place of Origin | Chinese Mainland |
| Type | Square nuts |
| Mode of action | Lock it tightly |
| Standard type | German standard |
| Surface treatment | Stainless steel whitewashing |
| Packing | Packaging bag+paper box packaging |
Production Process
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