GU coupling drilling screw BE3
- For coupling of profiles with window hinges, window/balcony-door combinations or similar made of PVC and wood-based materials
- Also suitable for doubling up of frames
- Easy to handle as the frame to be coupled is pre-drilled
- The drill bit ensures optimum drilling capacity in reinforcement steel up to 2 mm
- Steel, case hardened
- Climadur coated – high-quality coating to improve corrosion protection (Kesternich test comprising 15 cycles, DIN 50018, 1997)
- Area of application: Screws for window production / installation
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