Exterior use screws with a conical head. Available in carbon steel with organic coating and A4 marine grade stainless steel.
The carbon steel version with organic coating is available in five different colours and includes a self-perforating tip with a double notch that increases the capacity to cut the fibres during tightening. The A4 stainless steel version includes a self-perforating tip with a single notch and is also available with a brown or grey coloured head. The total thread version is recommended for fastenings coupled with connectors for patios and façades. For all versions, the bit is included in each box.