Bugle Head Drywall Screws Black Phosphated Coarse Thread Drywall Screw
Product Specifications
| Attribute | Value |
| Name | Metal Screw |
| Standard | DIN, ASME, ANSI, ISO |
| Material | Steel, Stainless steel, Brass, Copper, Titanium Alloy, Plastic |
| Place of Origin | China |
| Finish | Polish, Passivation, Black, Galvanization, Chromate, Dacromet |
| Certificate | ISO9001:2008, ROHS |
| Used | Building Industry Machinery |
| Thread Type | Coarse, Fine |
| Usage | Fastening |
| Function | Connection, Fastening and Decoration |
| Strength | High |
| Size | Various sizes available |
| Measurement System | INCH, Metric system |
Product Description
Bugle Head Black Phosphated Coarse Thread Drywall Screws are characterized by their distinctive horn-shaped head design. Available in both single-thread coarse-thread and double-thread fine-thread variants, these screws offer superior fastening performance for various applications.
Key Applications
| Industry | Application |
| Automotive | High-strength applications including engines and heavy-duty machinery |
| Mechanical | Connecting mechanical parts, circuit boards, and building structures |
| Energy | Connecting power generation equipment and transmission line fixtures |
| Construction | Building structures, shipbuilding, and petrochemical equipment |
Material Specifications
| Material | Characteristics |
| Aluminum | Excellent thermal/electrical conductivity; requires careful processing |
| Titanium | Requires specialized machining with deionized water medium |
| Steel | High strength; generates significant heat during processing |
| Brass | High tensile strength; requires slow cutting speeds |
Technical Advantages
- Black phosphating provides lubrication and improved penetration speed
- Coarse thread design offers faster tapping speed and better wood retention
- Ideal for wooden keel installations due to non-destructive thread design
- Available in both blue-white zinc and yellow zinc variants for different preferences
Product Images
Frequently Asked Questions
Q: Are you trading company or manufacturer?
A: We are factory and OEM are available.
Q: How long is your delivery time?
A: Generally 7-10 days if in stock, or 15-20 days for custom orders.
Q: Do you provide samples?
A: Yes, we offer free samples with customer responsible for freight costs.
Q: What are your payment terms?
A: 30% T/T in advance, balance before shipment or L/C.