self drilling countersunk metal screws

In addition to their strength and durability, metal expansion anchors are also versatile and can be used in a wide range of applications
metal
metal expansion anchor. From hanging shelves and cabinets to mounting light fixtures and signage, these anchors are suitable for a variety of uses both indoors and outdoors. Their ability to provide a secure and stable mounting solution makes them a valuable tool for any construction or renovation project.

...

4. **Securing** Once the screw is fully seated, apply a light torque to ensure the screw is securely fastened. Excessive force could cause the screw to break or the material to splinter Excessive force could cause the screw to break or the material to splinter Excessive force could cause the screw to break or the material to splinter Excessive force could cause the screw to break or the material to splinterself drilling screw dia 6 x 20 mm truss screw.

...