China wholesale Allen Head Screw - Truss Head Self-drilling Screws – Qijing
China wholesale Allen Head Screw - Truss Head Self-drilling Screws – Qijing Detail:
what is Truss head self drilling screws?
Truss head self drilling screws designed with an extra wide and slightly rounded head. Phillips Drive screws have property of being self-centering, so they can take more torque without slipping.
Truss head self drilling screws have a drill-shaped point to cut through sheet metal or steel which eliminates the need for drilling a pilot hole.
High quality tempered steel for better drilling, zinc plated Rust proof zinc coating for extra long life.
Size
Applications
Polycarbonate sheet, shadow cover, brick ties to steel framing, roof deck to steel framing, accessories to steel framing etc.
Installation
Understanding how to use Truss head self drilling screws is relatively straightforward. These screws are simple to operate once you know the basics, yet accuracy is still important to maintain a quality finish and well-completed task.
Follow the steps outlined below for basic guidance on using self-drilling screws:
The simplest way to use Truss head self drilling screws is to use them with a drill.
Firstly, ensure that the drill possesses a hex adapter (you should be aware that an alternative may be required, depending on the screw head).
Fit the screw securely onto the drill’s adapter.
Confirm that you have clearly marked the point on the material where the screw needs to go.
Simply drill through the target material, keeping a firm and steady grip as the screw is drilled into place.
Product Parameters
Product name | Phillip drive truss head self-drilling screws |
Size | 3.5mm/4.2mm/4.8mm/5.5mm |
Length | 13mm/16mm/19mm/25mm/32mm/38mm/50mm/75mm |
Grade | 8.8/ A2-70/ A4-70 |
Material | Steel/SWCH22A,C1022A,/stainless steel |
Surface treatment | Zinc/YZP/Plain |
Standard | DIN/ISO/UINZ |
Certificate | ISO 9001 |
Sample | Free Samples |
Usage | Building |
The most common material for self-drilling screws is stainless steel
Other materials are sometimes available, but these are far less common. Stainless steel self-drilling screws are tough and durable, a quality which makes this material a great choice for screws of this type. Stainless steel self-drilling screws are also available in a range of finishes, including:
▲Bright zinc-plated self-drilling screws
▲Zinc self-drilling screws
▲Clear passivated self-drilling screws
▲Plain stainless steel self-drilling screws
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