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1. Countersunk Head Phillips Self Dilling Screws is a kind of screw with a drill bit, which is constructed by special electric tools, drilling, tapping, fixing and locking at one time. Countersunk Head Phillips Self Dilling Screws are mainly used for the connection and fixing of some thinner plates, such as the connection between color steel plates and color steel plates, the connection between color steel plates and purlins, wall beams, etc. The penetration capacity is generally not more than 6mm, and the maximum is not more than 6mm. 12mm.

2. Countersunk Head Phillips Self Dilling Screws are often exposed outdoors and have strong corrosion resistance; their rubber seals can ensure that the screws are impervious to water and have good corrosion resistance.

3. Countersunk Head Phillips Self Dilling Screws are suitable for use with wooden materials, which are what we often call wood screws. Generally, it is manually operated. Due to the limitation of manpower, this kind of screw is generally very small and the scope of use is relatively narrow.

4. Countersunk Head Phillips Self Dilling Screws is a combination of taps and bolts. The front is the tap and the back is the thread. On generally softer materials, drill a hole and screw it in directly. The thread is tapped by the tap, and then the bolt thread is hard. If the screw diameter is smaller, the material is also soft. You can even screw it into the wood without first punching it.