TechFast Heavy Duty Sheet to Steel Roofing Screws 5.5 x 50mm Elementech Box 100

This product is a set of roofing screws designed for attaching metal roofing sheets to steel frames. They feature a No.5 drill tip for self-drilling into heavy-gauge steel up to 12.5mm, a 16mm EPDM rubber washer for a secure, weatherproof seal, and a corrosion-resistant Elementech coating to withstand outdoor exposure. The screws have a non-slip flanged hex head for efficient tool engagement and are intended for anchoring corrugated steel cladding and metal panels to structural steel frames.

Features

• Self-drilling No.5 tip for steel up to 12.5mm
• 16mm EPDM washer for watertight seal
• Elementech coating provides anti-corrosion protection
• Non-slip flanged hex head for tool engagement
• For anchoring metal roofing sheets to steel frames

Technical specifications

• Size: 5.5 x 50 mm
• Effective Thread Length: 27 mm
• Pack Size: 100
• Drill Tip: No.5
• Salt spray tested: 1000 hours
• Comes with 16 mm EPDM washers