3 4 expansion anchors

A hex head self-drilling screw is a type of screw that incorporates a hexagonal head, allowing it to be driven with a wrench or socket, offering greater torque and stability during installation. The self-drilling feature means that the screw has a unique point design that allows it to drill its own pilot hole in materials like metal, wood, and plastic without the need for pre-drilling. This eliminates the need for additional tools and saves time, making it an efficient choice for various applications.


...

Chemical anchor fasteners are a popular choice for securing various structures and materials in construction and engineering projects. These fasteners rely on a chemical reaction to create a strong bond between the anchor and the substrate, providing a reliable and long-lasting solution. However, with so many options available on the market, it can be challenging to determine the right price for your specific needs. In this article, we will provide a comprehensive guide to pricing chemical anchor fasteners, taking into account factors such as material quality, size, load capacity, and application requirements.

...