PHONE

+86-18680257330

WHATSAPP

+8618680257330

ADD

Dongguan, Guangdong  Province

Home / Product Category / Screw / Self Drilling Screw / Hex Washer Head Self Drilling Double Thread Sandwich Panel China Screw With Dacromet Surface

Hex Washer Head Self Drilling Double Thread Sandwich Panel China Screw With Dacromet Surface

"Hex Washer Head Self-Drilling Double Thread Sandwich Panel China Screw with Dacromet Surface" features high-strength carbon steel (or optional stainless steel) for durability. Dacromet coating provides silver/greyish black corrosion resistance (customizable colors available). Hex head ensures easy tightening, self-drilling tip eliminates pre-drilling, and double threads enhance grip. Ideal for building facades, containers, etc. Customization & Wholesale: Tailored sizes, coatings, and bulk orders with competitive pricing and fast delivery.
Availability:
Quantity:
facebook sharing button
twitter sharing button
line sharing button
wechat sharing button
linkedin sharing button
pinterest sharing button
whatsapp sharing button
kakao sharing button
snapchat sharing button
telegram sharing button
sharethis sharing button
  • GR-2016

  • GORUN

Hex Washer Head Self Drilling Double Thread Sandwich Panel China Screw With Dacromet Surface


Double Threaded or Sandwich Panel self-drilling Screws are specialized fasteners designed exclusively for roofing panel applications. 

Ideal for securing diverse exterior roofing materials in sandwich panel systems, these screws deliver exceptional connectivity in steel-to-steel structural frameworks. 

Choose between steel or aluminum washers to optimize performance based on specific project requirements.




ISO,CE,SGS


Why Choose Our Factory?


✅ Direct Manufacturer, No Middleman
We are a certified direct factory, not a trading company. This means faster production, better pricing, and direct communication.

✅ ISO 9001 Certified
Our factory meets international quality standards. Every step—from material sourcing to shipping—is strictly controlled.

✅ CE & RoHS Compliant
All our screws are CE & RoHS certified, ensuring they meet EU environmental and safety requirements.

✅ SGS-Audited Supplier
An independent agency (SGS) has verified our factory’s credibility. You can trust our production capacity and ethical practices.


Your Benefits with GORUN SCREW
✔ Flexibility: Customize any detail, even small orders.
✔ Reliability: Proven quality systems and certifications.
✔ Transparency: Full traceability from factory to shipment.


Secure Transactions

To enhance safety, we operate on MAKE IN CHINA                MIC LOGO

(Link: https://screw-manufacturer.en.made-in-china.com/


Ready to Start?
Contact us now for a quote or sample. No matter where you're from!





Previous: 
Next: 

Submit Now     Get Daily Update Into Your Mail For join Now

GORUN Screw was established in Dongguan, Guangdong Province. Over the years, we have expanded our services to supply custom screw products to overseas factories and chain retailers worldwide.

QUICK LINK

PRODUCTS

INFORMATION

   Building C, No. 6 Yunchang Road, Dongshan Industrial Area, Qishan Town, Dongguan City, Guangdong Province, China.

   +86-18680257330
   eric.wu@wakfenn.com

Copyrights 2025 Gorun Screws Manufacturing Co., Ltd. All rights reserved.  Sitemap