Applications
- Fastening steel or aluminium sheets on timber frame.
Advantages
- Drill tip and introduction thread made from zinc-plated case-hardened steel.
- Double thread does not damage insulation materials.
- Corrosion resistance greater than 30 Kesternich cycles (excluding drill point).
Technical characteristics
Type of the screw tip |
Small tip |
With flange |
True |
Flange head diameter |
10.5
mm |
Type of thread |
Double hi-thread |
Drilling capacity mini |
0. 75 |
Pre-drilling |
Without pre-drilling |
Anchoring depth |
50
mm |
Product material |
Bi-metal (A4 stainless steel / Steel) |
Drilling capacity maxi |
4 x 0.75 |
Head shape |
Hex. Head |
pattern hexagonal |
TH 8 |
Material of the screw head |
A4 Stainless steel |
Laquering |
Painted head & washer |
With washer/ seal |
True |
Type of the washer |
Vulca washer |
Material of the washer/ Seal |
A2 Stainless steel / EPDM |
Outside diameter of the washer |
19
mm |
Thickness of the flange |
1
mm |
Resistance to corrosion |
30 Kesternich cycles |
Installation mode |
Installation with hexagonal screwdriving |
Supporting material |
Wood |
Diameter on thread |
6.5
mm |
Thread pitch |
1.81
mm |
Length |
220
mm |
Head height |
5.4
mm |
Minimum clamping capacity |
145
mm |
Maximum clamping capacity |
168
mm |
Length of the threaded part |
64
mm |

Sold by bag of 100 pieces
Designation | Article codes | Color label | Quantity |
Our program of screws and lacquered accessories offers more than 2000 colors for our roofing / cladding / facade applications. Discover the width of our color palette with our lacquering expertise.
- In accordance with DTU 40. 35: Roofing work using ribbed plates - Coated STEEL sheets.
- In accordance with DTU 40. 36: Roofing work using ribbed plates - Coated ALUMINUM sheets.