Black Phosphate Drywall Screw (Bugle Head) | Coarse / Fine Thread

Product Overview

The Black Phosphate Drywall Screw is the standard fastener for securing gypsum board (drywall) to wooden studs or metal profiles. It features a Bugle Head that depresses the paper surface without tearing it, ensuring a neat flush finish.

Standard: DIN 18182 / ASTM C1002

Design: Bugle Head with Phillips Drive

Finish: Black Phosphate (Grey/Black) for corrosion resistance and paint adhesion.

Key Features

Bugle Head: Designed to sit flush with the drywall surface, preventing damage to the face paper.

Sharp Point: Needle-sharp tip allows for quick penetration into wood or thin metal studs.

High Strength: Made from hardened C1022A Carbon Steel to prevent snapping during high-torque installation.

Thread Options: Coarse thread for wood studs; Fine thread for metal studs.

Technical Specifications

Ready to Order?

Factory Direct Price | Fast Delivery | OEM Service

Email: admin@changhua-electrical.com  |  WhatsApp: +86 181 3296 8158

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Detailed Product Gallery

Manufacturing & Quality Control

Advanced Cold Heading Precision manufacturing.

Optical Sorting 0-PPM defects.

Lab Testing Tensile & Salt Spray.

Project References

Interior Decoration (USA) Hanging Heavy Fixtures

Ceiling System (Europe) Light Fixture Support

Automotive (Germany) High Strength Fasteners

Frequently Asked Questions

Q: Can I get free samples?

Yes! We provide free samples for standard fasteners. You only need to cover the shipping cost.

Q: What standards and MOQ do you support?

We follow DIN, ANSI, and ISO standards. MOQ is flexible (500 kgs/1000 pcs) for standard items.

Q: What certifications do you have?

We are CE Certified. Every shipment comes with a Factory Quality Inspection Report.

Q: What is your delivery time?

Stock items: 3-7 days. Mass production: 20-30 days.

Q: Can you produce according to drawings?

Yes, OEM/ODM is our strength. Send us CAD drawings for a quote within 24 hours.

Q: What are your payment terms?

We generally accept T/T (30% deposit, 70% before shipment). For long-term partners, we can discuss L/C.