TIMCO Metal Construction Heavy Section Screws – Hex – Self-Drilling – Exterior – Silver Organic

Heavy-Duty Self-Drilling Screws for Fastening into Heavy-Gauge Steel. TIMCO Heavy Section Self-Drilling Hex Head Screws are designed for fastening metal sheets, cladding, and components to heavy-gauge steel sections without pre-drilling. The hardened drill point penetrates thick steel quickly and cleanly, while the hex head enables high torque driving for secure fastening. Finished with a silver organic coating for excellent corrosion resistance, these screws are ideal for demanding exterior applications such as roofing, cladding, and structural steelwork.. Key Features & Benefits. Self-Drilling Point: Fast, efficient penetration into heavy-gauge steel without pre-drilling.. Hex Head: Allows high torque transfer for strong, secure fixing.. Silver Organic Coating: Provides enhanced corrosion resistance for outdoor durability.. Heavy-Duty Construction: Made from hardened carbon steel for strength and longevity.. Exterior-Grade Performance: Ideal for roofing, cladding, and structural steel fixing.. Application Areas. Fixing metal sheets to heavy steel sections. Roofing and cladding projects. Outdoor structural steel construction. General heavy-gauge metal-to-metal fastening. Technical Specifications. Head Type: Hex washer. Drive Type: Hex socket. Thread Type: Self-drilling. Point: Drill point for heavy-gauge steel. Material: Hardened carbon steel. Finish: Silver organic coating. Use: Exterior applications