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Window construction screw, self-drilling, raised countersunk head Febos® Plus with extended drill tip
ALZ-coated steel, AW drive. For use in automatic systems, roller-sorted
- Material: Steel
- Surface: Zinc plated
- RoHS-compliant: Yes
- Thread type x nominal diameter: ST3.9
- Length: 25 mm
- Head diameter: 7 mm
- Head height: 3 mm
- Drill tip length: 7 mm
- Drill tip diameter: 3.25 mm
- Internal drive: AW20
- Head type: Raised countersunk head
- Shape of tip: Drilling tip
- Thread design: Full thread
- Thread type: Self-tapping screw thread
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Variants
- Self-tapping screw thread
- with extended drill tip for higher reinforcement strengths
- Head diameter 7.0 mm
- Self-drilling window construction screw for use in plastic window construction
- For connecting plastic profiles with the metal reinforcement (up to 3.5 mm) and for securing fittings on profiles with metal stiffening (up to 3.5 mm)
AW drive
- Optimum transmission of forces
- No ejection forces
- Good centring
- Fast location
ALZ coating
In the salt-spray mist test according to DIN EN ISO 9227-NSS, 500 hours without red rust on base metal corrosion
Cr(VI)-free corrosion protection layer.
Roller-sorted
Sorted according to head diameter (Foreign parts > or < such as head diameter will be sorted out)
The machine setting must be matched to the screw.
Factors to consider are:
- Plastic material and geometry
- Steel and steel grade
- Axial pressure
- Machine rotation speed
Services und Systeme rund ums Produkt
Select RAL-colour code
!! NOTE: On-screen visualisation of the colour differs from real colour shade!!