Paneltwistec screws made by Eurotec in Germany.
High quality Torx drive wood screws available in countersunk , washer head (flange head) and ornamental head in steel and various grade of stainless steel.
The Eurotec Paneltwistec Timber Construction are available in extra long lengths up to 600mm. With the ETA approval they are the best fixings to use for roof joists, rafters, SIPs panels, glulam beams, timber frames, garden furniture, playgrounds etc.