Hex head screws are characterized by their six-sided heads, which allow for a secure grip with a wrench or socket. This makes them easier to tighten compared to other screw types, offering greater torque and reducing the risk of stripping. Made from materials such as stainless steel, carbon steel, and alloy steel, hex head screws are known for their strength and resistance to corrosion. Depending on the specific use case, screws can be designed with different coatings for added protection against rust and environmental factors.

1. Dimensions The M20 foundation bolt has a diameter of 20 mm and typically comes in various lengths, depending on the required application. The length can range from 50 mm to over 200 mm, and it’s essential to choose a length that suits the thickness of the material being anchored.

Conclusion

Understanding Self-Drilling Metal Screws A Comprehensive Guide