Roofing Screw, Heavy Section Metal, 'Tech' Screws.
TechFast Roofing/ Cladding Screw or 'Tech' Screws
Fixaball sell all lengths of 5.5mm roofing screws for heavy section steel, at the best internet prices, with free UK delivery.
Orders placed before 2pm are usually dispatched same day (Mon-Fri).
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Heavy Section Purlins – Self Drilling
Steel to Steel – Heavy (6mm to 12.5mm thick)Specifications
16mm Washer and EPDM (rubber) seal: 16mm rubber washer beneath the aluminium flange expands under pressure and forms a permanent weather-seal.
Hexagon Head – 8mm Socket
Finish: New 'Elementech' plating - salt spray tested to 1000 hours.
Application: Constructing industrial units.
Other Self Drilling, Self-Sealing Screws
Light Section Purlins
Steel to Steel – Thin/ Light (1.2mm to 3.6mm thick)
Sheet to Timber – Gash Point (cutting edge)
Wooden Sheet to Timber – 15mm timber insertion
Stitching Roof/ Cladding Screw
Steel Sheet to Steel Sheet - Up to 3 sheets 0.7mm thick (2.1mm total thickness)
Image is for illustrative purposes only.