3. Strong and Secure Connection The design of self-drilling screws allows them to create tight, secure joints. They often have a thread designed to grip the material firmly, ensuring that once installed, the screw will hold its place even under stress.
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.
Advantages of Hex Socket Head Wood Screws
The Role of Washers