Torx Drive Countersunk Wood Cutter Screws, Yellow Zinc Plated 30mm-400mm

Eurotec or holz manufacture an extremley high quality range of timber construction screws.

3.5mm diameter, 4.0mm diameter, 5.0mm diameter,
6.0mm diameter, 8.0mm diameter, 10.0mm diameter.

Construction Wood Screws for use with Timber Framing, Glulam Beams, Timber Roof Construction, Insulated roofs with increased insulation thicknesses.

Paneltwistec yellow zinc plated construction wood screws. Suitable for various timber framing work. 

Can be used for fixing over roof rafter insulation up to 300m thick.

Available from 3.5mm up to 10.0mm diameter.