Black grade 8.8 carbon steel hexagonal bolt screw extension

Product specifications:

●Material: carbon steel
●Measurement system: Metric
●Grade level: 8.8
●Head shape: External hexagon
● Coverage: Semi-thread

●Size: M4 M5 M6 M8 M10 M12 M14 

feature:

●[Wide range of applications]

Our M4-M14 Black Hex Bolts Hex Head Screws are suitable for a variety of applications including joining steel frame structures, heavy duty crane girders and braking systems. This versatility makes them a reliable choice for different projects.

●【Enhance grip and stability】

Due to their hexagonal shape, our screws are designed to provide a safe and stable connection. The unique shape reduces the risk of slipping, ensuring a reliable fastening solution that meets your needs.

●【Reliable and durable】

Our bolts are made of high-strength 8.8 grade carbon steel material, which is strong and durable and can withstand the test of time and various harsh environments.

●【Best load ratio】

Our black hex bolts are engineered to provide a high load ratio, meaning they can handle considerable weight while maintaining integrity. You can trust their superior strength and reliability for even the most demanding applications.