20, 7.5 Ø x 180mm Concrete Frame Fixing Screw - Window/Door/Screws with Free TORX 30 BIT with Every Order - Free UK DELIVERY : Amazon.co.uk: DIY & Tools
M6 x 180mm Socket Cap Head Screws DIN 912 - A2 Stainless Steel
M10 x 180mm Coach Screw A4 Stainless Steel DIN 571