MONO-DRILLNOX TH /Bi-A4 +Rd
- Self-drilling screw bi-metal with wings hex head 8 natural mounted with stainless steel/epdm domed washer Ø25, for steel support - A4 stainless steel/steel tip.
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Applications
- Fixation of corrugated plates fibre-cement GO 177x51, without pre-drilling, on metal panels, in very aggressive environment (Off seafront).
Advantages
- Drill tip and introduction thread made from zinc-plated case-hardened steel.
- Pre mounted, ready to fix.
- No additional washer to be added thanks to mushroom washer.
- 3rd hand system compatible.
Technical characteristics
Type of the screw tip |
Self-drilling tip with wings |
With flange |
True |
Flange head diameter |
13 mm |
Type of thread |
Threaded with Reamer |
Drilling capacity mini |
1.5 4 |
Pre-drilling |
Without pre-drilling |
Product material |
Bi-metal (A4 stainless steel / Steel) |
Drilling capacity maxi |
12 4 |
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 |
Dome washer |
Material of the washer/ Seal |
A2 Stainless steel / EPDM |
Outside diameter of the washer |
25 mm |
Thickness of the flange |
1 mm |
Resistance to corrosion |
30 Kesternich cycles |
Installation mode |
Installation with hexagonal screwdriving Installation by screwdriving with bit |
Supporting material |
Steel |
Diameter on thread |
6,3 mm |
Thread pitch |
1,81 mm |
Head height |
5,4 mm |
5 features on 23

2 generic codes
Filter:
Generic code | CP mini
Drilling capacity mini
|
CP maxi
Drilling capacity maxi
|
L
(mm)
Length
|
CS mini
(mm)
Minimum clamping capacity
|
CA maxi
(mm)
Maximum assembly capacity
|
|
339680MONODRILLNOX 4 TH8 A4 6.3x105Dô22 | 1.5 | 4 | 105 | 50 | 65 | |
339690MONODRILLNOX 12 TH8 A4 6.3x120Dô22 | 4 | 12 | 120 | 52 | 69 |
generic codes on
- In accordance with CSTB 3297: Fibre-cement support roof tiles channel (PST) with technical advices.
- In accordance with DTU 40. 37: Corrugated sheet roofing work - FIBRES-CEMENT.
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Contact us