Timco L32w16bb Hex No.3 Self Drill Screw W16 Bag Sr 5.5 X 32Mm Bag Of 130

TIMco

The TIMco Hex No.3 Self-Drill Screws deliver purpose-engineered fastening performance for roofing sheet installation on light section steel. With self-drilling capability eliminating pre-drilling requirements, these 5.5 x 32mm hex head screws secure roofing sheets to steel up to 5.0mm thickness. The exterior plating provides exceptional corrosion resistance, withstanding 1,000 hours of salt-spray exposure for reliable performance in urban and industrial environments. Each screw features an integrated 12mm fixed washer with 16mm EPDM sealing washer for weather-tight installation. The optimised 8mm socket size and recommended operating range of 1,000-1,800 RPM ensure efficient installation across demanding roofing applications. Fire classification A1 certifies these fasteners for use in critical fire-rated assemblies. Features & Benefits: Self-drilling point penetrates light section steel up to 5.0mm without pre-drilling, accelerating installation efficiency. Exterior plating delivers 1,000-hour salt-spray resistance for durability in urban and industrial low-salt atmospheres. Integrated fixed washer with EPDM sealing washers provides weather-tight, leak-resistant connections. Fire classification A1 for compliance in fire-rated roofing assemblies. Optimised for roofing sheet installation, metal cladding applications, and light structural steel fastening in commercial and industrial projects. Diameter: 5.5mm, Length: 32mm. Socket Size: 8mm. Includes: Bag of 130 screws with 16mm EPDM washers.