double ended stud bolt

The designation 1% 4% 2014 typically reflects specific characteristics associated with the screw's design and material composition, indicating its strength and suitability for particular applications. In many cases, the numbers denote the alloying elements in the screw's material, particularly in the context of steel to enhance corrosion resistance and overall durability. For instance, 1% might refer to the percentage of a certain alloy, while 4% could represent a different additive, both contributing to the screw's ability to withstand environmental stresses.


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 In summary, the introduction of DIN6914/A325/A490 heavy-duty hexagonal structural bolts provides the construction industry with a new level of quality and performance. Its robust design, high-strength properties and compliance with industry standards make it the perfect fastening solution for structural steel applications. Whether you are a contractor, engineer or construction professional, this bolt is sure to meet and exceed your expectations for a heavy-duty hex structural bolt.

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Overall, self-drilling security screws are a reliable and effective solution for enhancing security and protecting valuable assets. With their self-drilling capability, unique head design, and durable materials, these screws offer a level of security that traditional screws simply cannot match. Whether you are looking to secure your home, business, or industrial equipment, self-drilling security screws are a worthwhile investment that provides peace of mind and protection against unauthorized access.


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