Self Drilling Tek Stainless Steel Countersunk Wood Screws Fully Threaded DIN7504P

1. Descriptions:

    Self-drilling screws are similar to the self-tapping screws but with a drill bit point. They are made of stainless steel or carbon steel. They have high hardness, pullout strength, shear strength and lead threads for perfect fastening in structural steel and wood constructions. When using a self-drilling screw, it is necessary to drill a hole in advance. Here are the features of the self-drilling screws

2. Specifications:

3. Applications:

       Self-drilling screws have hardened drill points that will drill and thread in structural steel, mild steel, aluminum and wood. These drill points are manufactured in the same method as the high speed drill bits. Self-drilling screws are available in a variety of finishes with unique product features to suit a wide range of environmental conditions

• For the fastening process in steel, they are used on steel frame construction or fastening other materials on steel.
• For the fastening process in wood, they are used for applications in wood structures or industrial lightweight constructions, such as roof deck, flooring.
• For the fastening process in aluminum, they are used for special industrial applications, construction and manufacturing of windows.

4. Installation Step:

1. Choose the proper size of self-drilling screws.
2. Read the instructions of the self-drilling screws, and drill a small hole with the given size drill bit on the instructions.
3. Put the self-drilling screw on an electric or cordless drill driver with the proper drive adapter installed.
4. Drill the self-drilling screw until the head is flush with the surface of the material.
5. Continue to drill the screws to the material until the work is finished.

5. More pictures:

DIN7504P FLAT HEAD SELF DRILLING SCREWS