Description
Product Overview
This WEIDLUDOR 200-piece stainless steel self-drilling screw kit features 6 sizes (1/2″ to 1-1/2″) of high-quality 401 stainless steel screws with sharp drill points and truss head design. Designed for sheet metal, automotive, roofing, and HVAC applications, these screws eliminate the need for pilot holes and deliver superior holding power. The kit is pre-sorted in labeled compartments for easy access and includes corrosion-resistant, rust-free screws that maintain strength under stress. Ideal for both DIY enthusiasts and professional installers seeking reliable, long-lasting fastening solutions.
Usage
These self-drilling screws are perfect for metal roofing installations, gutter repairs, HVAC ductwork, auto body repairs, and sheet metal fabrication. Their truss head design ensures even load distribution, preventing metal dimpling and slippage. Suitable for both residential and commercial projects, they are especially useful for professionals working with thin sheet metal or multi-material assemblies. The stainless steel construction ensures durability in harsh environments, including outdoor and industrial settings.
Why Choose Us
WEIDLUDOR delivers premium-grade 401 stainless steel screws with consistent quality and precise engineering. Each screw is designed for true self-tapping and drilling performance, outperforming standard self-tapping screws. The truss head design enhances load distribution and prevents deformation. The kit’s pre-sorted compartments ensure quick access during installation. We offer reliable customer support and a commitment to delivering high-performance fasteners for demanding applications.
Key Features
- High-strength 401 stainless steel construction resists rust, corrosion, and deformation for long-term durability.
- Truss head design distributes load evenly, preventing metal dimpling and ensuring strong, slip-resistant fastening.
- True self-tapping and drilling capability (Type B point) cuts through thin sheet metal without pilot holes.
- 6 sizes (1/2″ to 1-1/2″) pre-sorted in labeled compartments for easy access and efficient installation.
- Perfect for auto, roofing, HVAC, and sheet metal applications — ideal for DIYers and professionals alike.
- Corrosion-resistant and rust-free, ideal for outdoor and industrial environments.
- Manufactured with precision for consistent performance and reliable holding power.
- Comprehensive customer support and quality assurance for peace of mind.
FAQ
Can these screws be used on plastic or wood?
Yes, these self-drilling screws are designed to securely attach metal, plastic, and wood to sheet metal. Their sharp drill point and self-tapping design ensure reliable fastening across multiple materials.
Are these screws suitable for outdoor use?
Absolutely. The 401 stainless steel construction provides excellent resistance to rust and corrosion, making them ideal for outdoor applications like roofing, gutters, and HVAC systems.
Do I need pilot holes for installation?
No. These self-drilling screws feature a sharp drill point that cuts through sheet metal without requiring pilot holes, saving time and effort during installation.
What industries benefit from this kit?
This kit is ideal for automotive repair, roofing, HVAC, sheet metal fabrication, and DIY projects. Professionals and hobbyists alike will appreciate its versatility and durability.
How many screws are included in the kit?
The kit contains 200 self-drilling screws, pre-sorted into 6 sizes (1/2″ to 1-1/2″) for easy access and efficient use.





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