Cross Pan Head Tapping Screw

Cross Pan Head Tapping Screws are used for non-metallic or softer metals without low holes and tapping. It can be consolidated on the material, relying on its own thread, the consolidated body will "attack - drill, squeeze, press" out of the corresponding thread, so that they are closely matched with each other.

Self-tapping screws are pointed, so as to "self-tapping", ordinary screws are flat-headed, the thickness is the same. Self-tapping screw means that the hole is drilled without tapping the hole, the screw is different from the general, the head is pointed, the tooth distance is relatively large, and the chip free tap is a bit like, you can screw directly into the hole without tapping the teeth, metal and plastic are usually used this method.