Truss Head Self Drilling Screw


Basic Information

Normal Sizes:M3.5-M6

Material: Carbon Steel(C1022A), Stainless Steel

Surface Treatment:Zinc, BZ, YZ, BP, Ruspert

Brief Introduction

Truss head self-drilling screws are fasteners designed for convenience in various applications. The truss head has a low profile with a wide, flat surface, providing stability and distributing load. The self-drilling feature eliminates the need for pre-drilling, as the screws can penetrate and create their own pilot holes. These screws are commonly used in construction and metalworking, offering efficiency and strength in joining materials such as metal sheets and wood.



Truss head self-drilling screws serve several key functions:

Fastening: Primary function is to securely join materials together, often used in metal-to-metal or metal-to-wood applications.

Self-Drilling: The integrated drill point eliminates the need for pre-drilling, saving time and effort during installation.


Pilot Hole Creation: As the screw drills, it creates its own pilot hole, ensuring proper alignment and reducing the risk of material damage.

Low Profile: The truss head design provides a broad, flat surface for better load distribution and increased stability in fastening applications.

Corrosion Resistance: Many truss head self-drilling screws are coated to resist corrosion, enhancing their durability and longevity, especially in outdoor or harsh environments.


Versatility: Suitable for a variety of materials, including metal and wood, making them versatile for construction, manufacturing, and other applications.

Efficiency: The combination of drilling and fastening in one step streamlines the installation process, making it more efficient compared to using separate drilling and fastening steps.

Secure Grip: The truss head design often provides a larger surface area, contributing to a more secure grip and preventing the screw from pulling through the material.



Truss head self-drilling screws offer several advantages:

Time Efficiency: Eliminates the need for pre-drilling, saving time during installation.

Cost-Effective: Reduces labor costs associated with separate drilling and fastening processes.

Versatility: Suitable for various materials, providing flexibility in construction and manufacturing applications.


Ease of Installation: Streamlines the fastening process with the integrated drilling capability.

Reduced Risk of Material Damage: Creates its own pilot hole, minimizing the risk of splintering or damaging the material.

Enhanced Stability: The truss head design provides a wide, flat surface for better load distribution and increased stability.

Secure Grip: The broad head design often offers a more secure grip, preventing pull-through in softer materials.

Corrosion Resistance: Many screws are coated to resist corrosion, ensuring durability in different environmental conditions.

Consistent Results: The integrated design helps maintain consistent and accurate fastening results.

Suitability for Thin Materials: Well-suited for joining thin materials like metal sheets without the need for additional components.



Truss head self-drilling screws find application in various industries and scenarios due to their efficiency and versatility. Some common applications include:

Metal Roofing: Fastening metal roofing sheets to structural supports without the need for pre-drilling.

Construction: Joining metal studs, beams, and other structural components during building construction.

Automotive Industry: Assembling metal components in vehicle manufacturing, where efficiency and speed are crucial.

HVAC Systems: Securing ductwork and components in heating, ventilation, and air conditioning systems.

Wood Framing: Joining wood framing members together, especially in construction projects where both wood and metal elements are present.

Sheet Metal Fabrication: Fastening metal sheets together in manufacturing processes for products like cabinets, enclosures, and panels.

Furniture Assembly: Joining metal components in furniture manufacturing, providing a secure and stable connection.

Electrical Enclosures: Assembling electrical enclosures and control panels with ease and precision.

Outdoor Structures: Building structures like fences, gates, and pergolas where the screws’ corrosion resistance is beneficial.

DIY Projects: Used by homeowners for various DIY projects, such as installing shelves or constructing small structures.


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Post time: Dec-19-2023