Timco Light/Silver L70bb Self-Drilling Screws - Hex - For Section Steel - Exterior - 5.5 X 70 Timbag 100

TIMCO

The TIMco Hex No.3 Self-Drill Screws deliver professional-grade fastening engineered for roofing applications requiring direct steel penetration. These 5.5 x 70mm silver screws eliminate pre-drilling, joining roofing sheets to light section steel up to 5.0mm thickness with enhanced efficiency. The exterior plating provides exceptional corrosion resistance, withstanding 1,000 hours of salt spray testing to BS EN 9227 standards. This robust protection ensures long-term performance in urban and industrial environments with low salt atmosphere exposure. Optimised RPM range of 1,000-1,800 deliver reliable installation control. The integrated 12mm fixed washer and hex head design ensure secure, consistent fixing across demanding roofing applications. Features & Benefits: Self-drilling point eliminates pre-drilling requirements for efficient roofing sheet installation. Exterior plating withstands 1,000 hours salt spray testing for superior corrosion resistance. Corrosion Rating 3 optimised for urban and industrial areas with low salt atmosphere. Ideal for joining roofing sheets to light section steel in commercial, industrial and residential roofing projects. Recommended RPM: 1,000-1,800. Socket Size: 8mm. Dimensions: Ø5.5 x 70mm. Quantity: Bag of 100.