Sandwich Panel Screw | High-Performance Decking Screws for Durable Construction

Roofing screw | Affordable decking screws for builders

Double Thread Sandwich Panel Screw - Roofing screw
  • Double Thread Sandwich Panel Screw - Roofing screw

Double Thread Sandwich Panel Screw


Sandwich Panel Screw

Double threaded or Sandwich panel screws are specialty fasteners for roofing panels. It is suitable for connecting different exterior roofing materials in sandwich panel construction. The versatility allows optimization for specific roofing assembly requirements.

The drilling point works on steel to steel structures. Point length is decided according to the light work or heavy work.

The sharp point or type 17 cutting point works on steel to wood structures.

Steel washer or Aluminum washer are available for selection. Different type of thread and point length available per customer environment requirement. Drilling point for capacity from 5mm to 12mm or thicker can be supplied, you could find solution by consulting Landwide sales team.

Landwide Screw DNA
  • Suitable for exterior roofing environment.
  • Many surface corrosion protection.
  • Thread to point unique design provides quick and easy installation in the substrate without pre-drilling.
  • Mechanical Zinc, Zinc Plated Cr+6 , Zinc Plated Cr+3, Zinc Yellow Cr+3, Zinc Yellow Cr+6, Grey Phosphated, Black Phosphated, Ruspert 500HRS, Ruspert 1000HRS, Ruspert 1500HRS, Class 3, Class 4, Other Special Coating
Point Selection
#35 MM (2+3)
M5.5 / M5.5B / C50MM – 300MM#3 - #6
M6.3 / M5.5B / B50MM – 300MM#3 - #6
M6.5 / M5.5A / B50MM – 300MM#3 - #6
M6.5 / M5.5A / C50MM – 300MM#3 - #6
#12 / #12B / C2" – 11"#3 - #6
#14 / #12B / B2" – 11"#3 - #6
#16 / #12A / B2" – 11"#3 - #6
#16 / #12A / C2" – 11"#3 - #6
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Roofing Screw Double Thread - C02
Roofing Screw Double Thread - C02

Application, Characteristics, Coating and Range of Self drilling screw Double threaded

What are your ranges of manufacture sizes of screws?

Dia: 3.0mm-16.0mm (Min.-Max.) Length:5.0mm-300.0mm (Min.-Max.)

Double Thread Sandwich Panel Screw | Corrosion-Resistant Roofing Screws | Reliable Supplier

Founded in 1992 and located in Taiwan, Landwide Screw Co., Ltd. is a premier manufacturer specializing in high-quality screws. Their product range includes Double Thread Sandwich Panel Screw, self-drilling screws, self-tapping screws, roofing screws, decking screws, and stainless steel screws. Renowned for their commitment to innovation and quality, Landwide serves diverse industrial applications with custom solutions and advanced manufacturing technology. The company holds ISO 9001:2015 certification, ensuring reliability and excellence in their products.

Landwide Screw Co., Ltd. specializes in manufacturing high-quality screws, including self-drilling, self-tapping, roofing, and decking screws. With a strong commitment to innovation and quality, Landwide uses advanced technology and robust R&D to produce custom solutions tailored to specific customer needs. Established in 1992 and ISO 9001:2015 certified, Landwide serves global markets, providing reliable, durable screws for various industrial applications.

Landwide has been offering customers specialized and standard screws, both with advanced technology and 29 years of experience, Landwide ensures each customer's demands are met.