DRILLNOX 3.5 TH8 5.5x78I16
Generic code 372452
- Self-drilling screw 5.5x78 bi-metal hex head 8 natural mounted with stainless steel/EPDM washer Ø16, for steel support 3.5 mm max - A4 stainless steel/steel tip.
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Applications
- Fastening of steel roofing panels on the bands on steel frames.
- Standing seam fastening.
- 6. 3x25 : Sewing of steel, aluminium or pre-painted sandwich panels and fixing of accessories.
- Fixing of steel or aluminium sheets at the top of the corrugation (with straddle) on steel structures.
Technical characteristics
| Type of the screw tip |
Self-drilling tip |
| With flange |
True |
| Flange head diameter |
10.5
mm |
| Type of thread |
Single thread |
| Drilling capacity mini |
1. 5 |
| Pre-drilling |
Without pre-drilling |
| Product material |
Bi-metal (A4 stainless steel / Steel) |
| Drilling capacity maxi |
3. 5 |
| Head shape |
Hex. Head |
| pattern hexagonal |
TH 8 |
| Material of the screw head |
A4 Stainless steel |
| Laquering |
Natural 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 |
16
mm |
| 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 |
78
mm |
| Head height |
5.4
mm |
| Minimum clamping capacity |
37
mm |
| Maximum assembly capacity |
55
mm |
| Length of the threaded part |
40
mm |
5 features on 27
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.
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Contact us