Forgefix TechFast Hex Head Roofing Screw Self-Drill Heavy Section 5.5 x 35mm Pack 100 M2-C_ZSEA ds-f0d2ef8a-lb img{max-width:96%

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7mm (1/2in) Detent Pin

with hardened and tempered steel blade with precision sharpened teeth

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Forgefix TechFast Hex Head Roofing Screw Self-Drill Heavy Section 5.5 x 35mm Pack 100 M2-C_ZSEA ds-f0d2ef8a-lb img{max-width:96%These Forgefix TechFast Hex Head Roofing Screws are designed for fixing cladding and sheet steel to heavy section steel purlins of between 6. 0mm and 12. 5mm. The screws have a hex head, are self drilling and have a rubber washer which expands under pressure to form a permanent weather seal. They are zinc plated and have an 'Elementech' coating for superior corrosion resistance, which has been salt spray tested to 1,000 hours. The TFHH5535 TechFast