DIN 7991 10.9 Torx countersunk head bolt

Overview

DIN 7991 10.9 countersunk head bolt with Torx drive is a high-strength fastening element designed to create reliable and aesthetically neat connections in various industries. It has a countersunk head, allowing the bolt to be fully recessed into the surface and provide a smooth finish. It is made of strength class 10.9 steel, ensuring high resistance to mechanical loads and corrosion. The special Torx drive allows power tools to be used for fast and efficient installation while maintaining tightening accuracy. It is used together with nuts and washers to create reliable structures capable of withstanding significant loads.

Application Areas

DIN 7991 countersunk head bolt with Torx drive is an ideal solution for various industrial applications where a neat appearance and reliable fastening are important. This type of fastener is often used in furniture production, where it is important to maintain a smooth surface without protruding elements, as well as in mechanical engineering, where it can withstand high static and dynamic loads.

The bolts are made of high-strength steel with strength class 10.9, providing increased resistance to breakage and deformation, making them ideal for structures with high safety requirements. Thanks to the countersunk Torx head, the fastener is easy to install and helps avoid head damage when using power tools.

This type of bolt is recommended for production and industrial sectors where pneumatic and electric tools are commonly used, as well as in construction for installation into countersunk holes, improving the overall reliability of structures.

Technical Specifications

Please note: The color of the product may vary depending on the production batch — black or gray. This does not affect the technical characteristics or quality of the product.

Is It Worth Buying?

DIN 7991 countersunk head bolts with Torx drive are an ideal choice for professionals who value quality and reliability. Thanks to the internal Torx drive, these bolts provide a high level of torque, significantly reducing the risk of stripping compared to traditional cross recesses. This makes them ideal for use with electric and pneumatic tools, reducing installation time by up to 70%.

The countersunk head has a conical shape, allowing it to be fully recessed into the material and create a perfectly smooth surface. This is especially important for applications in furniture production and conveyor systems, where appearance and safety are critically important. Strength class 10.9 bolts can withstand significant loads, making them suitable for the most demanding structures. With DIN 7991, you get reliability and efficiency for any task.

Where It Is Used

DIN 7991 10.9 is a countersunk head bolt with Torx drive, ideal for applications where connection appearance and safety are important. This type of bolt is widely used in automotive manufacturing, where reliability under high loads is required, as well as in mechanical engineering, where fastening precision and stability are critically important.

Thanks to its countersunk head, DIN 7991 provides a flush surface, allowing it to be used in furniture production to create modern and stylish products. The bolt is also suitable for construction, where it can be installed into countersunk holes, reducing the risk of surface damage.

Available in sizes from M3 to M24 and lengths from 5 to 240 mm, this bolt has a high strength class of 10.9, making it ideal for heavy-duty operating conditions. It is made of galvanized steel for standard conditions or A2/A4 stainless steel for aggressive environments. The bolt is installed using a Torx key, ensuring convenient and efficient assembly.