Pack of 50 - Hex Head Self Drilling Screws 57mm x 5.5mm. Suitable for Fixing Steel Sheets Into Steel
Comes with Weatherproof Bonded Washer.
57mm Thread Length.
Other sizes available.
Self Drilling Screws can be used on materials up to 3mm mild steel sheet. They are designed to drill and tap into steel creating their own hole and therefore do not require a pilot hole. Suitable for Box Profile Roofing Sheets
57mm Thread Length
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