Drill Twist-Shear Bolt A Patented, Industry-First Fastening Innovation for One-Step Drilling and Controlled Installation
Drill Twist-Shear Bolt A Patented, Industry-First Fastening Innovation for One-Step Drilling and Controlled Installation

Drill Twist-Shear Bolt A Patented, Industry-First Fastening Innovation for One-Step Drilling and Controlled Installation

Explore our patented Drill Twist-Shear Bolt, an industry-first fastening innovation that combines drilling and controlled fastening in one solution. Designed for faster installation, improved consistency, and professional project performance. Also known as Tek screws, this product is widely used for metal roofing, steel framing, and industrial fastening projects.
Product Details

Product Description

This product is a shear-tail drill screw complying with the DIN18182 international standard, serving as an efficient connection solution in the construction and decoration field. Its core design integrates drill tail function and shear tail structure: the drill tail design eliminates the need for pre-drilling, allowing direct drilling into hard materials such as concrete and wood, greatly reducing construction steps; the shear tail structure automatically cuts through panels (such as gypsum boards and PVC boards) during screwing, completely solving the pain point of "difficult panel penetration" and improving installation efficiency by more than 50%.

Made of high-quality carbon structural steel (Q235), the product is surface-treated with black phosphating or zinc white plating, featuring excellent corrosion resistance — black phosphating is suitable for dry environments (such as indoor ceilings), while zinc white plating can cope with humid scenarios (such as bathrooms and kitchens), ensuring no rust during long-term use.

What is a Shear-Tail Drill Screw?

A shear-tail drill screw is a special fastener developed specifically to improve installation efficiency. It integrates drilling and fastening functions into one, providing a faster and more reliable installation method than traditional fasteners. It is designed for users who value faster installation speed, more consistent clamping force, simpler operation, and higher project efficiency.


1. Core Advantages: Why Choose This Shear-Tail Drill Screw?

1. Patented Innovation, Industry-Leading

It is our independently developed patented product, a rare differentiated product in the standard fastener catalog, providing unique competitive advantages for your projects.

2. Integrated Drilling and Fastening, One-Step Completion

The product design perfectly combines drilling function with fastening efficiency, effectively reducing installation steps and significantly improving on-site work efficiency.

3. More Consistent Installation Effect

The torsion-shear structure design provides more controllable and consistent fastening performance compared with ordinary fastening methods, ensuring that each connection point is firm and reliable.

4. Designed for Professional Users

Especially suitable for scenarios with high requirements for installation quality, efficiency and fastening reliability, it is the ideal choice for professionals.

5. Strong Product Differentiation

For importers and distributors, this is not a commodity that only competes on price, but a high-value technical solution with stronger market appeal.

What Problems Does It Solve?

Traditional fastening methods often face the following problems:

  • Cumbersome installation steps
  • Slow project progress
  • Inconsistent clamping force, with risks of over-tightening or under-tightening
  • Low labor efficiency
  • Unprofessional installation effect

Our Solutions:

Common ProblemsOur Solutions
Cumbersome installation stepsIntegrated drilling + fastening, completed in one step
Inconsistent clamping forceTorsion-shear structure, providing more controllable fastening performance
Fierce competition for standard productsPatented product, offering a higher-value differentiated choice

2. Working Principle: How to Achieve Efficient Fastening?

The shear-tail drill screw makes the fastening process more efficient and controllable through its unique design.

  1. Drilling Part: First penetrates the target material.
  2. Fastening Body: Completes the fixing action.
  3. Torsion-Shear Structure: This structure is designed to support more controllable installation performance.
  4. Final Effect: Helps installers achieve more efficient and consistent fastening results.

This design is particularly suitable for work requiring high speed, repeatability and clean installation results.


3. Parameter Details: Comprehensive Specification Analysis

Parameter NameSpecification/Description
Product NameShear-Tail Drill Screw (Drill Twist-Shear Bolt)
StandardDIN18182 (German Construction Screw Standard)
Diameter8mm (Common diameters: 6mm-10mm, customizable on demand)
Screw Length30mm (Standard length: 25mm-50mm, it is recommended to choose 2-3 times the thickness of the panel to ensure penetration of the panel and fixation of the keel)
Head DiameterApproximately 16.5mm (Hexagonal head design, easy to clamp with electric drill, preventing slipping)
Hexagon Opposite Side12mm (Compatible with standard electric drill chucks, more stable installation)
Removable Drill BitYes (Supports quick replacement, compatible with common drill bits such as twist drills and impact drills)
Thread TypeCoarse thread/Fine thread (Coarse thread: pitch 2.5mm, suitable for thick panels; Fine thread: pitch 1.5mm, suitable for thin panels)
Surface TreatmentBlack phosphating (rust-proof) / Zinc white (moisture-resistant)
Applicable MaterialsConcrete, wood, gypsum board, PVC board, light metal
Application ScenariosHome decoration (ceiling, partition wall, cabinet backboard), commercial construction (office partition, shopping mall decoration), industrial installation (equipment fixation)

Material and Surface Treatment

Materials and surface treatments can be selected according to application environment and anti-corrosion requirements, such as:

  • Carbon structural steel
  • Various coating options (such as black phosphating, zinc white plating)
  • Other customized materials according to application needs

4. Application Scenarios: Full-Scenario Coverage from Home to Commercial

  • Home Decoration: Gypsum board ceiling installation, partition wall fixation, wardrobe/cabinet backboard connection, solving the pain point of "difficult panel penetration";
  • Commercial Construction: Office partition walls, hotel room decoration, shopping mall decorative walls, completing batch installation quickly;
  • Industrial Installation: Equipment bracket fixation, light metal structure connection, ensuring structural stability with high-strength materials;
  • DIY Projects: Furniture assembly, decorative panel fixation (such as photo frames, shelves), easily coping with small-scale construction.

The shear-tail drill screw is especially suitable for:

  • Users seeking faster installation speed
  • Contractors hoping to improve work efficiency
  • Purchasers in need of more technical fastening solutions
  • Distributors seeking differentiated products
  • Engineering projects requiring consistent installation


5. Material and Craftsmanship: Details Determine Quality

  • Material: High-quality Q235 carbon structural steel is selected, with tensile strength ≥ 370MPa and yield strength ≥ 235MPa, ensuring it is not easy to break during drilling;
  • Surface Treatment: Black phosphating process (phosphating layer thickness ≥ 8μm) forms a dense protective film to prevent oxidation; zinc white plating (zinc layer thickness ≥ 12μm) adopts hot-dip plating process, with stronger corrosion resistance;
  • Thread Precision: Cold heading forming process is adopted, with regular thread profile and tighter meshing, improving connection stability.

6. Installation Guide: 3 Steps to Complete Efficient Fixation

  1. Choose the Right Length: Screw length = panel thickness + keel thickness (e.g., 12mm gypsum board + 38mm keel, choose 50mm long screw);
  2. Install the Drill Bit: Insert the removable drill bit into the electric drill chuck and align it with the installation position (the connection point between the panel and the keel);
  3. Screw in the Screw: Start the electric drill (recommended speed: 800-1200rpm) and slowly screw in the screw — the drill tail will first drill into the hard material, and the shear tail will automatically cut through the panel; stop when the head is flush with the panel surface to avoid panel cracking due to over-tightening.

7. Notes: Tips to Avoid Mistakes

  • Avoid using screws without rust-proof treatment (such as black phosphating type) in humid environments;
  • Keep the electric drill speed stable when screwing in, avoid excessive force leading to screw breakage;
  • Store in a dry and ventilated place, avoid contact with corrosive substances (such as acid, alkali);
  • Choose the appropriate thread type: coarse thread is suitable for thick panels, fine thread is suitable for thin panels, wrong selection may lead to unstable connection.

8. User Feedback: Real Reputation Verifies Quality

"This shear-tail drill screw is really convenient! No need to pre-drill when installing gypsum board ceilings, saving a lot of time, and the quality is very good, no rust after half a year of use." — A home decoration owner

"As a construction worker, I often use this screw. The removable drill bit design is very practical, allowing quick replacement of drill bits, which greatly improves efficiency. Moreover, it complies with DIN standards, and customers are very satisfied." — A construction company worker

9. Packaging Instructions

Regular packaging options include:

  • Bulk carton packaging
  • Distribution box packaging
  • Export pallet packaging
  • OEM brand packaging
  • Customer-specified carton marking and barcode labels

Packaging can be adjusted according to product size, order quantity and customer sales model.

10. Target Customers

Ideal Customers:

  • Fastener importers
  • Construction hardware distributors
  • Roofing and exterior wall panel solution purchasers
  • Steel structure contractors
  • Engineering project suppliers
  • OEM manufacturers
  • Buyers seeking patented and innovative fastening products
  • Customers hoping to obtain higher-value alternatives to standard self-drilling screws

Target Industries:

  • Roofing
  • Exterior wall panels
  • Steel structure
  • Construction
  • Prefabricated construction
  • Industrial installation

11. Why Choose Us?

We provide not only a standard product, but also a patented and innovative fastener independently developed by our company.

Reasons Why Customers Choose Us:

  • Our own patented products, industry-leading
  • Stronger differentiation than standard commodity fasteners
  • Factory-level communication and support
  • Better understanding of the technical value of products
  • Export experience and professional services
  • OEM cooperation possibilities
  • Product stories that help customers market their products more effectively

12. Frequently Asked Questions (FAQ)

Q1: What is the difference between a shear-tail drill screw and a standard self-drilling screw?

A1: It is a patented product designed to integrate drilling and more controllable fastening performance into an innovative solution.

Q2: What are the main advantages of this product?

A2: Its core advantage is improving installation efficiency while ensuring more consistent fastening performance.

Q3: Is this product suitable for project installation?

A3: Yes, it is particularly suitable for professional installation environments requiring high speed and consistency.

Q4: Is this your patented product?

A4: Yes, it is a patented and innovative product of our company, and also a star product in our product line.

Q5: Who is this product most suitable for?

A5: It is suitable for importers, contractors, engineering project purchasers, distributors and customers seeking differentiated fastening solutions.

Q6: Do you support OEM packaging?

A6: Yes, OEM packaging and export-oriented supply support can be discussed according to order requirements.

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Looking for a more innovative fastening solution?

If you want a product that provides stronger differentiation, better installation efficiency and a more professional sales story, our shear-tail drill screw is worth your serious consideration.

This product is not just a screw, but an "efficiency artifact" in construction and decoration. Whether for professional construction or DIY projects, its innovative design can improve the installation experience, making decoration easier and more reliable. Choose now to start a new era of efficient connection!