Products

New Products

Self-Drilling Tek Screw

The Self-Drilling Tek Screw manufactured by S-SEN is a high-efficiency fastener designed to eliminate the need for pre-drilling. By integrating drilling, tapping, and fastening into a single operation, our Self-Drilling Tek Screw significantly reduces labor time and improves structural integrity.

Send Inquiry

Product Description

1. Core Advantages: Solving Construction Pain Points

Eliminate Pre-Drilling Bottlenecks

Standard screws often require a separate drilling step, which doubles the labor. Our Self-Drilling Tek Screw features a precision-engineered drill tip that penetrates steel plates instantly, saving approximately 30-50% of installation time on large-scale projects.

Superior Grip and Pull-out Resistance

Unlike lower-quality alternatives, the thread geometry of the Self-Drilling Tek Screw is optimized for maximum engagement with the substrate. This ensures a vibration-resistant connection that remains secure under thermal expansion and contraction.

Material Integrity and Corrosion Defense

Available in Carbon Steel and Stainless Steel (304/316), these screws are treated with advanced coatings to withstand harsh weather, preventing rust streaks on expensive colored steel tiles or curtain wall facades.

2. Technical Specifications

Feature	Standard Parameter
Product Name	Self-Drilling Tek Screw
Brand	S-SEN
Main Material	Carbon Steel (Zinc Plated) / Stainless Steel 304 & 316
Diameter Range	Φ4.2mm, Φ4.8mm, Φ5.5mm, Φ6.3mm
Head Styles	Hex Flange, Pan Head, Countersunk (CSK)
Drill Point Type	#2, #3, #4, #5 (Varies by material thickness)
Compliance	ISO 9001 Certified Quality System

3. Who Needs This Product?

Steel Structure Contractors: Perfect for fixing color steel tiles and structural trusses.
Curtain Wall Installers: Specifically using ST4.2 and ST4.8 pan/countersunk Self-Drilling Tek Screw models for smooth finishes.
Solar & Photovoltaic Engineers: For rapid rail and bracket mounting on metal surfaces.
Window & Door Manufacturers: Ensuring long-term durability in frame assembly.

4. Technical Excellence & Manufacturing

Advanced CNC & Material Hardening

Our factory, Cangzhou Shengsen Hardware Products Co., Ltd., utilizes state-of-the-art CNC machine tools and laser cutting technology. Each Self-Drilling Tek Screw undergoes a rigorous heat treatment process to ensure the drill tip reaches the necessary Rockwell hardness to penetrate structural steel without blunting.

5. Installation Guidance

To ensure optimal performance of the Self-Drilling Tek Screw, follow these simple steps:

Tool Selection: Use a high-torque electric screwdriver with a depth-sensitive nosepiece.
Alignment: Place the screw perpendicular to the surface to prevent "walking" of the drill tip.
Pressure: Apply steady downward pressure until the screw begins to tap into the metal. Do not over-torque once the flange is seated.

6. Frequently Asked Questions (FAQ)

Can 304 Stainless Steel screws drill through heavy steel?

304 stainless steel is softer than carbon steel. For heavy steel plates, we recommend our Bi-Metal screws or hardened carbon steel Self-Drilling Tek Screw with protective coatings.

Do you offer custom lengths?

Yes. As a direct manufacturer, S-SEN can customize the length and coating of the Self-Drilling Tek Screw to meet specific project requirements.

Self-Drilling Tek Screw