Metal Roofing Screws-Light Steel Keel Screws
Double Thread Thin Sheet Screws
TGR Bi-metal thin sheet screws, mainly used in the installation of roof, wall and solar products, the hardness of high-strength steel and the double-thread design allow the screw to easily drill through a steel plate of up to 2mm, and the anti-corrosion ability of stainless steel 304 can prevent the screw from rusting in the life cycle of decades.
Product Description
Material
Bi-metal SS304+SCM435
Drilling Capacity
1×1.5mm/2×0.8mm
Washer
16mm EPDM Bounded Washer
Application
Fastening aluminum and steel profile sheets to aluminium and steel
Surface Treatment
AS3566 Class 3/REXUBAO/Zinc Plated
| Diameter(mm) | Length(mm) | Thread(mm) | Clamping Area(mm) |
|---|---|---|---|
| 5.5 | 25 | 24.5 | 1-8 |
| 6.0 | 25 | 24.5 | 1-8 |
| 6.0 | 38 | 37.5 | 1-21 |
*For sizes or specifications not listed, please contact us for further information