Set of 10 304 stainless steel self-drilling screws, Umbrella head fishtail screws 1P6 – 1P9 – 2P5

Specifications of stainless steel self-drilling screw

The stainless steel self-drilling screw is also known as the stainless steel fishtail screw with an umbrella head. The stainless steel self-drilling screw has an umbrella head, the tip of the nose is self-drilling fishtail shape, making shooting corrugated iron or iron easy.

Material: 304. stainless steel
– Common diameter: M4.2
– – Length L= 16mm, 19mm, 25mm
– – Lace type: Transparent lace
Bag of 10

The 304 stainless steel self-drilling screw is manufactured from SUS304 stainless steel, which is a material widely used in the bolt industry. The 304 stainless steel self-drilling screw is very resistant to corrosion, so it is often used in environments with high corrosion such as chemicals, seawater, or outdoors. However, the self-drilling screw even though INOX 304 has a hardness not equal to INOX 410, so it must be drilled during construction. Self-drilling Screws 304 Stainless Steel Umbrella Are Usually Higher Than Stainless Steel 201, Stainless Steel 410 Self-Drilling Screws.

The structure of the stainless steel self-drilling screw can be divided into 3 different parts:

The self-drilling head, also known as the fishtail head, is the part that makes the difference of the round head stainless steel self-drilling screw with other screws. Thanks to the structure like a fishtail, sharp, self-drilling screws can easily drill metal surfaces.
The body of the stainless steel self-drilling screw is threaded, this thread is used to penetrate deeply into the metal frame to create a strong bond between the screw and the frame.
The cap part of the stainless steel self-drilling screw has the use of being the point of a specialized tool for screwing, this hat is also used to be the linking point of two structures. Together. together.