Flat Countersunk Head Square Neck Bolts Class12.9 Black
Flat countersunk head square neck bolts Class12.9 Black is a high-quality fastener product made of high-quality low-carbon steel. It features a flat countersunk head, square neck, and black color. This type of bolt is mainly used for general purpose fastening and can be used for general structural fastening, equipment installation, assembly, etc. It adopts a countersunk head design, which allows for convenient installation and adjustment. The square neck provides stable connection and load-bearing performance. The black color resists oxidation and corrosion, and extends the service life of the bolt. It is a very practical and durable fastener product.