DRILLNOX 4DFN TH8 A4 5.5x70
Generic code 378000
- Double thread self-drilling screw Ø5.5x70 /bi-metal stainless steel A4-steel drill point with natural 8 hexagonal head, for steel support 4 mm max.
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Applications
- Fixing sandwich panels to wooden frames in very aggressive environments (excluding seafronts).
Advantages
- Drill tip and introduction thread in zinc-plated cemented steel.
- Its double thread (Ø7 ext. ) under the head prevents deformation of the outer skin when tightening the sandwich panel.
Technical characteristics
| Type of the screw tip |
Self-drilling tip |
| With flange |
True |
| Flange head diameter |
10.5
mm |
| Type of thread |
Double hi-thread |
| Drilling capacity mini |
1,5 |
| Pre-drilling |
Without pre-drilling |
| Product material |
Bi-metal (A4 stainless steel / Steel) |
| Drilling capacity maxi |
4 |
| Head shape |
Hex. Head |
| pattern hexagonal |
TH 8 |
| Material of the screw head |
A4 Stainless steel |
| Laquering |
Natural head |
| Thickness of the flange |
1
mm |
| Resistance to corrosion |
30 Kesternich cycles |
| Installation mode |
Installation with hexagonal screwdriving |
| Supporting material |
Steel |
| Diameter on thread |
5.5
mm |
| Thread pitch |
1.81
mm |
| Length |
70
mm |
| Head height |
5.4
mm |
| Minimum clamping capacity |
27
mm |
| Maximum assembly capacity |
51
mm |
| Length of the threaded part |
43
mm |
5 features on 23
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.
- Use with an 8mm hexagonal socket driver.
Interested in this product ?
Contact us