Metric countersunk head hexagon socket screw-din7991

Chinese

Product description：Hexagon screw is often encountered in life, especially in home decoration. There are a variety of models, different places, according to the size of different, suitable for different hexagon screws.

Material: stainless steel 304316, grade 8.8 high strength and grade 12.9 high strength

Product standard：din7991

Scope of application: play a fixed role in machinery, electrical appliances and buildings.

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