Genuine Fischer 532910 FFSZ II 7.5x92 T30 frame screw. This specialized construction screw is engineered for the efficient, plug-free installation of window and door frames made from wood, PVC, and aluminum. Featuring a 6 mm drill hole diameter and a 7.5 mm screw diameter, its unique thread geometry minimizes setting torque while ensuring superior hold across diverse building materials. The low countersunk head and T30 drive facilitate smooth, snag-free installation. Manufactured from durable zinc-plated steel, this screw is also suitable for securing square timbers and facade substructures. Supplied in a packaging unit of 100 pieces.