Online Shop Scroll our online shop below for our large range of great quality fixings and fasteners. WBT Screws for masonry Store/Insulation Fixings/WBT Screws for masonryDATA SHEET Screw for concrete substrates, TX25 head. Shape and type of the thread specially design to allow connecting to concrete and wood.Refine by Sort byWe recommendNewest arrivalsPrice: Low to HighPrice: High to LowName: A to ZName: Z to AFiltersClear allFiltersClear allShow itemsShow items6.1 x 50mm Insulation Screws (Fixing for Concrete) Box of 1006.1 x 50mm Insulation Screws (Fixing for Concrete) Box of 100£11.806.1 x 75mm Insulation Screws (Fixing for Concrete) Box of 1006.1 x 75mm Insulation Screws (Fixing for Concrete) Box of 100£11.806.1 x 90mm Insulation Screws (Fixing for Concrete) Box of 1006.1 x 90mm Insulation Screws (Fixing for Concrete) Box of 100£14.756.1 x 100mm Insulation Screws (Fixing for Concrete) Box of 1006.1 x 100mm Insulation Screws (Fixing for Concrete) Box of 100£31.746.1 x 120mm Insulation Screws (Fixing for Concrete) Box of 1006.1 x 120mm Insulation Screws (Fixing for Concrete) Box of 100£44.966.1 x 140mm Insulation Screws (Fixing for Concrete) Box of 1006.1 x 140mm Insulation Screws (Fixing for Concrete) Box of 100£56.926.1 x 160mm Insulation Screws (Fixing for Concrete) Box of 1006.1 x 160mm Insulation Screws (Fixing for Concrete) Box of 100£73.006.1 x 180mm Insulation Screws (Fixing for Concrete) Box of 1006.1 x 180mm Insulation Screws (Fixing for Concrete) Box of 100£112.396.1 x 200mm Insulation Screws (Fixing for Concrete) Box of 1006.1 x 200mm Insulation Screws (Fixing for Concrete) Box of 100£117.406.1 x 220mm Insulation Screws (Fixing for Concrete) Box of 1006.1 x 220mm Insulation Screws (Fixing for Concrete) Box of 100£136.386.1 x 240mm Insulation Screws (Fixing for Concrete) Box of 1006.1 x 240mm Insulation Screws (Fixing for Concrete) Box of 100£149.136.1 x 260mm Insulation Screws (Fixing for Concrete) Box of 1006.1 x 260mm Insulation Screws (Fixing for Concrete) Box of 100£190.626.1 x 300mm Insulation Screws (Fixing for Concrete) Box of 1006.1 x 300mm Insulation Screws (Fixing for Concrete) Box of 100£439.79