12g-11 x 50mm - 1000pc Hex Type 17 Roofing Screws with EPDM Washer Galvanised Class 4

Galvanised Roofing Screws have a course tapping thread and a special long sharp fluted point to capture chips in timber. The hex head enables a fast, secure drive into the timber. The galvanised coating is suitable for most outdoor applications. The neoprene washer gives a water tight seal and the double grip allows extra fixing into corrugated or Colourbond