Leading the metal fasteners industry with high-performance drilling technology for seamless integration and superior structural integrity in modern manufacturing.
As a global leader in metal product manufacturing, our self drilling trim head screws represent the pinnacle of fastening efficiency. We integrate high-carbon alloy steel and precision cold-heading technology to ensure every screw provides maximum shear strength and a flush, aesthetic finish.
Our technical edge lies in the optimized drill point geometry, which allows for rapid penetration without the need for pre-drilling. This significantly reduces installation time and labor costs while maintaining a leak-proof seal in critical structural applications.
Three core pillars that define the reliability and performance of our trim head self-drilling series.
Quantifiable data reflecting the efficiency and adoption of our self-drilling solutions.
Complete data for self drilling trim head screws across multiple size variations.
| Diameter (mm) | Length (mm) | Drill Point Type | Material | Max Drilling Capacity | |
|---|---|---|---|---|---|
| T-SD 3.5-13 | 3.5mm | 13mm | Point 1 | C1022 Steel | 1.2mm - 2.0mm |
| T-SD 3.5-19 | 3.5mm | 19mm | Point 1 | C1022 Steel | 1.2mm - 2.0mm |
| T-SD 3.9-13 | 3.9mm | 13mm | Point 2 | C1022 Steel | 2.0mm - 3.5mm |
| T-SD 3.9-25 | 3.9mm | 25mm | Point 2 | C1022 Steel | 2.0mm - 3.5mm |
| T-SD 4.2-13 | 4.2mm | 13mm | Point 3 | C1022 Steel | 3.0mm - 4.5mm |
| T-SD 4.2-25 | 4.2mm | 25mm | Point 3 | C1022 Steel | 3.0mm - 4.5mm |
| T-SD 4.8-19 | 4.8mm | 19mm | Point 3 | C1022 Steel | 4.0mm - 5.5mm |
| T-SD 4.8-32 | 4.8mm | 32mm | Point 3 | C1022 Steel | 4.0mm - 5.5mm |
Note: All dimensions follow ISO standards. Special coating options like Teflon or Ceramic are available upon request for enhanced chemical resistance.
See how our trim head fasteners solve critical assembly challenges globally.
Reduced installation time by 40% using our ultra-fast drill point trim head series for ceiling grids.
Implemented weather-resistant trim head screws for panel mounting, ensuring stability against 120mph winds.
Used specialized trim head screws to secure thin-gauge aluminum ducts without deformation.
Successfully deployed high-corrosion resistant screws for interior hull cladding.
Used high-torque trim head screws for fastening reinforced steel panels across 50,000 sq ft.
Applied precision trim head fasteners for acoustic paneling in high-traffic transit zones.
Our fasteners are designed to excel in the most demanding industrial environments.
Rapid assembly of structural frames and beams.
Securement of interior cladding and trim panels.
Air-tight fastening for aluminum ventilation systems.
Fastening for server racks and control panels.
Secure attachment for photovoltaic rail systems.
Salt-spray resistant fasteners for vessel interiors.
Every batch undergoes ASTM B117 salt spray testing to guarantee 1000+ hours of corrosion resistance.
Our automated torque testers verify that screws do not snap or strip under extreme load.
Laser-scanning micrometers ensure the trim head profile remains perfectly flush across all production lots.
Global certifications ensuring our fasteners meet the most stringent industrial safety standards.
Expert answers to common technical and commercial inquiries.
Stop wasting time with pre-drilling. Switch to self drilling trim head screws today and experience the perfect blend of speed, strength, and style.