heicko e-ast GmbH | Stay and corner screw Duo Drive "Top Silver 800"

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• PVC window construction screw with dual thread,
asymmetrical, Ø 3.9 / 4.3 mm
• Surface coated "Top Silver 800"
• Cross recess PH2, screwing into metal with a pre-drilled
hole of Ø 3.2 mm
• Optimum thread geometry for PVC and PVC / steel
• ift-Rosenheim approved, report no. 509 22430 and
509 37933/2
• Reinforced core diameter for a larger (higher)
load transfer