
HEAVY STEEL TEK SELF DRILLING METAL CORRUGATED ROOFING SCREW
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Place of Origin: | Jiangsu, China (Mainland) |
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Product Description
Product Description
Product Description HEAVY STEEL TEK SELF DRILLING METAL CORRUGATED ROOFING SCREW Feature:Steel to Steel For Heavy Section Purlins (Hot Rolled Purlin) Head: Hexagon Self-Drilling. Roofing screws with a 5/16th hexagonal head for attaching sheets to heavy section steel purlins, between 6.0mm to 12.5mm.
The 16mm rubber washer beneath the aluminium flange expands under pressure and forms a permanent weather-seal.
Designed for fixing cladding and sheet metal to light and heavy structural purlins as used when constructing industrial units
The 16mm rubber washer beneath the aluminium flange expands under pressure and forms a permanent weather-seal.
Designed for fixing cladding and sheet metal to light and heavy structural purlins as used when constructing industrial units















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