Hex Head Self Drilling Metal Screws for Construction & Industrial Applications | AYA Fasteners
Standard: DIN 7504 (L)
Thread Type: Self-Tapping Thread
Commodity: Hex Head Self-Drilling Metal Screws
Also Named: Hex Washer Head Self-Drilling Screw
Material: Carbon Steel
Diameter: ST2.9、ST3.5、(ST3.9)、ST4.2、ST4.8、ST5.5、ST6.3
Finish: Plain, Black Oxide, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated
Head Type:Hexagon Head
Drive Type: Internal Slot
MOQ: 1000kgs
Lead Time: 30 to 60 days
Product Introduction
Industrial‑Grade Hex Head Self‑Drilling Screws for Professional Projects
AYA hex head self-drilling metal screws are engineered for steel‑to‑steel fastening in demanding industrial and construction environments. Designed for professional buyers, OEMs, and contractors who require stable quality, controlled tolerances, and repeatable performance-not commodity hardware.
These screws drill, tap, and fasten in one step, improving installation efficiency while ensuring reliable clamp force in metal assemblies.
Description of Hex Head Self Drilling Metal Screws
|
Product Name |
Hex Head Self-Drilling Metal Screws |
|
Also Named |
Hex Self-Drilling Screw |
|
Material |
Carbon Steel |
|
Standard |
DIN 7504 (L) |
| Form/Shape Of Tip | L |
|
Diameter |
ST2.9,ST3.5,(ST3.9),ST4.2,ST4.8,ST5.5,ST6.3 |
|
Finish |
Plain, Black Oxide, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated |
|
Head Type |
Hexagon Head |
|
Drive Type |
Internal Slot |
|
Thread Type |
Self-Tapping Thread |
DIMENSIONS TABLE
PRODUCT DETAILS
Key Performance Advantages
- Hex Head Design – Higher torque transmission, reduced cam‑out
- Self‑Drilling Point – Eliminates pre‑drilling for steel‑to‑steel fastening
- Consistent Clamp Load – Engineered thread geometry for structural stability
- Industrial Coatings Available – Corrosion protection for long‑term service
- Manufactured for Project & OEM Use-Not retail‑grade fasteners
Typical Professional Applications
Our hex head self-drilling metal screws are commonly specified for:
- Steel structure connections
- Metal framing & purlins
- Industrial equipment assembly
- HVAC & mechanical systems
- Infrastructure & commercial construction projects
📌 If your application involves specific steel thickness or load requirements, customization is recommended.
QUALITY INSPECTION
Production Workshop
PACKAGING & CONTAINER LOADING
USAGE SCENARIOS
WHY CHOOSE AYA?
- Engineering‑driven fastener design support
- Stable mass production for long-term supply contracts
- Strict incoming, in-process, and final inspection
- Export experience serving Europe, the Middle East, and the Americas
- Focus on OEM, distributor, and project‑based cooperation
🚫 We do not focus on low‑volume retail or price‑only inquiries.
FAQs
Q: Do you support custom specifications?
A: Yes. We work from drawings, samples, or application data.
Q: What is your typical order scope?
A: We focus on projects, OEM, and bulk supply rather than small retail quantities.
Q: Can you support long‑term supply programs?
A: Yes. We regularly support repeat and contract‑based orders.
Hot Tags: Hex Head Self Drilling Metal Screws for Construction & Industrial Applications | AYA Fasteners, China, suppliers, manufacturers, factory, buy, price, for sale, made in China, Carbon Steel Self Drilling Screws, Truss Head Self Drilling Screw, countersunk self-drilling metal screws, Self Drilling Countersunk Metal Screws, galvanized self drilling screws, Pan Head Tek Screws
