![](https://www.bdngroup.com.tw/wp-content/uploads/2024/04/Self-drilling-screw_Countersunk-Wings_5pt.jpg)
Self-Drilling Screws
Countersunk Wings #5pt
Timber to heavy section steel purlins and rails.
Head Type
Countersunk Head
Drill Point
No.5
Material
C1022 / 10B21 Carbon Steel from CSC Taiwan
Surface Coating
Ruspert / Mechanical Zinc
Size
M5.5 / M6.3
Length
400mm (max.)
Available Sizes
Dimension
DIN (mm) | IFI (inch) | Drilling Point | Drill Capacity |
M5.5 x 50mm | #12 x 2" | No.5 | 10.0mm |
M5.5 x 55mm | #12 x 2-3/16" | No.5 | 10.0mm |
M5.5 x 75mm | #12 x 2-15/16" | No.5 | 10.0mm |
M6.3 x 50mm | #14 x 2" | No.5 | 10.0mm |
M6.3 x 80mm | #14 x 3-1/8" | No.5 | 10.0mm |