https://heicko.de/en/window-construction-screws/self-drilling-screws/self-drilling-screw-eco/ products in category Self drilling screw Eco en heicko B2B / heicko e-ast GmbH Wed, 11 Mar 2026 07:13:06 +0100 heicko B2B / heicko e-ast GmbH info@heicko.de (Dipl.-Kfm. Michael Pottgießer) https://heicko.de/out/heicko_b24_wave/img/logo_ce.png https://heicko.de/en/window-construction-screws/self-drilling-screws/self-drilling-screw-eco/ https://heicko.de/en/window-construction-screws/self-drilling-screws/self-drilling-screw-eco/3212000.html Wed, 12 Nov 2025 10:27:29 +0100 <img src='https://heicko.de/out/pictures/generated/product/1/390_245_75/3212_mass.jpg' border=0 align='left' hspace=5>• Sheet metal thread, Ø 3.9 mm&lt;br&gt; • Drill tip at least 6 mm long&lt;br&gt; • Countersunk head 90°, Phillips PH2&lt;br&gt; • Head diameter depending on length:&lt;br&gt; Ø 7.4 mm (length = 13–22 mm)&lt;br&gt; Ø 7.1 mm (length = 25–45 mm)&lt;br&gt; • Roller sorted&lt;br&gt; • Blue zinc-plated&lt;br&gt; • Reinforcement thickness up to 2 mm https://heicko.de/en/window-construction-screws/self-drilling-screws/self-drilling-screw-eco/3212000.html