TEL:(+86) 15306396799
Premium Wafer Head Self-Drilling Screws – High-Strength Carbon Steel Sheet Metal Fasteners and Cabinet Screws
Our Wafer Head Self-Drilling Screws are engineered to provide an ultra-low profile, heavy-duty fastening solution for metal-to-metal and wood-to-metal framing. Featuring an oversized, flat bearing head design, these precision-manufactured fasteners eliminate the need for pre-drilling, delivering rapid installation speeds and maximum clamping surface area for drywall track, cabinetry, and architectural sheet metal installations.
Detailed Product Overview
These high-performance fasteners are manufactured from premium-grade carbon steel that undergoes an advanced, case-hardening heat treatment process to guarantee an aggressive drilling point and high-tensile core strength. The distinctive wafer head style provides a wide, flat under-head bearing surface that distributes clamping force evenly across thin materials, eliminating the dimpling or tearing often caused by standard bugle or pan head screws. Technically, the low-profile head sits nearly flush with the surface substrate, making them the absolute preferred choice for applications where subsequent panels or materials must be overlaid without protrusion interference. Built with a deep, precision-formed Phillips drive recess, these screws ensure stable bit engagement and minimize driver cam-out during rapid installation cycles. Whether used in commercial steel framing, window assembly, HVAC ductwork, or modular cabinet manufacturing, these customizable fasteners provide a professional-grade solution characterized by exceptional thread engagement, high pull-out resistance, and outstanding atmospheric durability.

Key Features
-
Ultra-Low Profile Wafer Head: Provides a wide, flat surface area that maximizes clamping pressure on sheet metal while ensuring a neat, flush finish.
-
Integrated Self-Drilling Tail: Precision-forged drill point easily pierces through heavy-gauge metal tracks without walking, stripping, or requiring pre-drilling.
-
High-Torque Phillips Drive: Deeply recessed cross-drive ensures maximum bit grip and stable torque transfer during high-speed power driving.
-
Case-Hardened Construction: Specialized heat treatment delivers optimal surface hardness for drilling efficiency combined with core flexibility to prevent snapping.
-
Corrosion-Resistant Zinc Plating: High-quality white or yellow zinc electroplating provides a robust shield against rust and environmental wear.
Detailed Specifications Table
| Specification Item | Details / Value |
| Product Name | Wafer Head Self-Drilling Screws |
| Primary Material | High-Strength Case-Hardened Carbon Steel |
| Head Style | Wafer Head (Large Flat Head) |
| Drive Type | Phillips (Cross Recess) / Pozi |
| Thread Diameters | #6, #8, #10, M3.5, M4.2, M4.8 (Standard Matrix) |
| Length Range | 13mm – 75mm (1/2 inch to 3 inches) |
| Surface Finish | White Zinc Plated, Yellow Zinc Plated, Phosphated, or Ruspert Coating |
| Standard Compliance | DIN 7504T, ASME B18.6.4, GB compliant |
Business & Delivery Policies
| Policy Item | Details |
| Bespoke Customization | OEM/ODM support for custom sizes, specialized thread pitches, and high-tier anti-rust coatings |
| Packaging Details | 500-1000 pcs per inner box, packed inside heavy-duty export master cartons and seaworthy pallets |
| Sampling Service | Free standard product samples available for verification (Lead time: 2-4 business days) |
| Production Capacity | Progressive multi-station cold-heading and high-speed thread rolling machinery |
| Payment Options | T/T, Trade Assurance |
Why Choose Us?
-
Decades of Manufacturing Excellence: With nearly 30 years (Since 1997) of expertise, we are a leading authority in high-performance hardware and precision industrial solutions.
-
Modern Large-Scale Infrastructure: Our 30,000 m² state-of-the-art facility is equipped with automated high-speed production lines to ensure precision and hygiene for every unit.
-
Integrated R&D & Design: Our dedicated team specializes in material science and ergonomic design, constantly optimizing product durability and user comfort.
-
Strategic Logistics Advantage: Located near major international shipping hubs, we provide streamlined customs handling and cost-effective delivery routes for our global clientele.









