SS304 GB846 M4.2 CSK Head Self-tapping Screws

Made from 304 stainless steel, it boasts rust and corrosion resistance, maintaining stable performance in humid or corrosive environments.Its self-tapping design allows it to penetrate materials directly without pre-drilling, simplifying the installation process. The countersunk head ensures a flush finish, ideal for applications where the screw head needs to be hidden. The screw's strong bearing capacity makes it suitable for penetrating thicker materials and withstanding significant tensile and shear forces.

Our SS304 GB846 M4.2 CSK Head Self-tapping Screws is a high-quality fastener with excellent performance and wide application. It is made of 304 stainless steel, has excellent corrosion resistance and rust resistance, can be used stably for a long time in a variety of complex environments such as moisture, acid and alkali, and greatly extends the service life of the product. ​

This self-tapping screw is manufactured in strict accordance with the GB846 standard, and the M4.2 specification accurately matches various demand scenarios. The countersunk head (CSK Head) design makes it flush with the fixed surface after installation, which is not only beautiful, but also effectively avoids collisions and scratches caused by protrusions, ensuring safety in use. The self-tapping function is a highlight. There is no need to pre-drill and tap during installation, and it can be directly screwed into the material, which greatly improves the installation efficiency and reduces the difficulty and time cost of construction. ​

The cross slot design is matched with the commonly used cross screwdriver, which is easy and convenient to operate, evenly stressed, and effectively prevents slipping. The thread is carefully designed and processed, with precise pitch and moderate thread depth, ensuring a firm and stable connection on various materials, providing reliable fastening force and avoiding loosening and falling off. ​

This self-tapping screw is suitable for the connection and fixation of various materials such as wood, metal sheets, plastics, etc., and is widely used in furniture manufacturing, electronic equipment assembly, building decoration, automobile manufacturing and other industries. Whether it is large-scale industrial production or small DIY projects, it can be your reliable assistant, bringing convenient and efficient fastening solutions to your work and life. ​