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Timber screw Washer head timber screw

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Timber screw Washer head timber screw

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TX drive


  • No wobbling, optimal centring and longer service life


Washer head


  • Higher head pull-through resistance.

  • Improved tightening of joints, even in deformed wood


Coarse thread


  • Faster screwing than with single-start thread, delivers time savings of up to 20 %


Surface


  • Zinc-plated, blue passivated

  • Increased layer thickness from dia. 4.5 mm, min. 8 µm (A3K)

  • Chromium(VI)-free


Patented threaded tip included


  • Faster screwing

  • Minimised splitting

  • Lower torque when screwing in

  • No pre-drilling required


Friction part


  • The milling shank section, or friction part, releases the shank, reducing the screw-in torque and ensuring faster and more energy-efficient screwing (4 x 40 mm without screw connection).


Construction product approval


  • Verified, consistent quality, statically calculable