DRILLNOX 4DF A4-rd

Double thread self-drilling screw 5. 5 bi-metal hex head 8 natural mounted with stainless steel/EPDM washer , for steel support 4 mm max - A4 stainless steel/steel tip.

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Applications

Fastening of bins or sandwich panels at the top of the wave (with a washer) on wooden framework.
Fastenings of sandwich panels on wood framing.

Drill tip and insertion thread in galvanized cemented steel.
Its double thread (Ø7 ext. ) under the head, avoids deformations of the outer skin when tightening the sandwich panel.

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 & 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	Steel
Diameter on thread	5,5 mm
Thread pitch	1,81 mm
Head height	5,4 mm
Length of the threaded part	73 mm

5 features on 24

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
374671DRILLNOX 4DF TH8 5.5x235I19	1,5	4	235	160	214	See detail
374676DRILLNOX 4DF TH8 5.5x255I19	1,5	4	255	180	234	See detail
374681DRILLNOX 4DF TH8 5.5x275I19 (100p)	1,5	4	275	200	254	See detail
374686DRILLNOX 4DF TH8 5.5x295I19 (100p)	1,5	4	295	220	274	See detail