pan head self drilling screws

The pan head self-tapping screw is composed of two parts: a head type and a thread type. Pan head is a type of head that is very common in our daily life, referred to as P head. The head groove type can be designed as a cross groove, a plum blossom groove, an addition and subtraction groove, a hexagonal groove, and the like. The common materials for pan head tapping screws are carbon steel and stainless steel. No matter which material, we can customize it according to your needs.

The Phillips pan head drilling screw is used for non-metal or soft metal without the need for low hole and tapping; the self-drilling screw is pointed so that it can be "self-drilling"; the hole drilled is a hole that does not require tapping. The screws used are different from the general ones. The heads are pointed and the thread are relatively large. They are similar to the chipless tapping. They can be screwed directly without tapping. Metal and plastic usually use this method. The main function of the self-tapping screws is that they do not need to be used with the nuts. In terms of cost, a large number of them are saved. There is no need to cost the nut.