Concrete Countersunk Screws are made from Steel and are Yellow Zinc Plated.
WINDOW DOOR FRAME FIXING SCREWS UPVC WOOD MASONRY CONCRETE STONE BRICK ANCHOR
AF4F 202mm x 7.5mm Concrete Frame Fixing Screw (20 Pack) Window, Door, General Joinery with Free Torx 30 BIT
AF4F 152mm x 7.5mm Concrete Frame Fixing Screw (20 Pack) Window, Door, General Joinery with Free Torx 30 BIT
Timco Multi-Fix Concrete Screws - Frame Fixing Screw for Door & Window, Masonry
Universal Window & Door Fixing Straps – 203mm x 20mm x 2mm – Heavy Duty Brackets
1 Set 50Pcs Boxed Nails Practical Photo Frame Nails Black Frame Fixing Nails