Corrulock Roofing Screws 90mm Combo Washer Box of 100

Corrulock roofing screws feature an integrated combo washer head designed for secure fastening to corrugated metal roofing and cladding. Each screw measures 90mm in length and comes in a box of 100 units, offering excellent corrosion resistance and a reliable seal against weather penetration. Ideal for roofers, metal fabricators, and construction contractors working with corrugated iron or steel sheeting.