Engineered for superior holding power in drywall and wood applications, these M3.5 coarse thread screws feature a self-tapping design and zinc-plated finish. The flat countersunk head ensures a flush, professional finish every time, making installation quick and reliable. Features and Benefits
- Coarse Thread Design - Provides excellent grip and pull-out resistance in softer materials like drywall and wood.
- Self-Tapping Sharp Point - Drives easily without pre-drilling, saving significant time and effort during installation.
- Zinc-Plated Finish - Offers reliable corrosion resistance for enhanced durability in interior environments.
- Flat Countersunk Head - Sits flush with the material surface for a clean, professional appearance and prevents snagging. Applications
- Securing drywall to wooden studs or metal frames.
- Assembling wooden furniture, cabinets, and shelving units.
- General woodworking and DIY projects requiring a strong, hidden fastener.
Thread Size: M3.5. Material: Steel. Application: Drywall, Woodworking. Drive Type: Phillips. Head Type: Flat Countersunk. Point Type: Self-tapping Sharp Point. Product Type: Drywall Screw. Quantity Options: 100, 200, 300, 400, 500, 600 pieces. Surface Finish: Zinc-plated. Thread Type: Coarse. Head Diameter: Approx. 7.0 mm (standard for M3.5 countersunk). Length Range (Typical): 20-80 mm (varies within pack, specific to product variant). Shank Diameter: 3.5 mm. Thread Diameter: M3.5. Material: Steel. Drive Type: Phillips #2 (assumed from self-tapping wood screw standard). Head Style: Flat Head / Countersunk Head (82-degree standard). Pack Quantity: 100-600 pieces (as per product title). Point Type: Sharp Self-tapping Point. Primary Application: Fastening drywall to wood/metal studs, general woodworking. Product Type: Drywall Screw / Wood Screw. Surface Finish / Coating: Zinc-plated (corrosion resistant). Tensile Strength: Minimum 400 MPa (typical for zinc-plated steel screws). Thread Pitch: Approx. 1.6 mm (coarse thread standard for M3.5). Thread Type: Coarse Thread (Type W). Q: What are the specifications of these drywall screws? A: These are M3.5 coarse thread drywall screws with a flat countersunk head design. They are self-tapping for wood, zinc-plated for corrosion resistance, and are available in quantities ranging from 100 to 600 pieces.. Q: What is the quality of the zinc plating on these screws? A: The zinc plating provides a good level of corrosion resistance for standard indoor applications. It offers decent durability for fastening drywall to wood studs or similar construction tasks.. Q: Are these screws compatible with standard drywall installation tools? A: Yes, the flat countersunk head is designed for use with standard Phillips screwdriver bits or drywall screw guns. The self-tapping feature makes them suitable for direct installation into wood without pre-drilling in most cases.. Q: Is there any warranty on these drywall screws? A: Fasteners like these are typically sold as-is without a formal warranty. It's recommended to inspect them upon receipt for any manufacturing defects before use.. Q: Do these screws offer good value for the price? A: Yes, the bulk packaging provides good value for frequent users or larger projects. The combination of self-tapping design, corrosion-resistant coating, and quantity options makes them cost-effective for drywall and wood fastening applications..