Galvanized self drilling screw · Roofing & cladding · EPDM washer · UAE stock
Galvanized self drilling screw for roofing and cladding, with a drill point that fixes sheet directly to purlins and steel without pre-drilling, and a bonded EPDM sealing washer that keeps the fixing watertight. Case-hardened carbon steel, common sizes ST4.8 to ST6.3.
Drills steel & timber
Sealed roofing fixing
Ready inventory, UAE & GCC delivery
Project quantities at best price
A GI self drilling screw for roofing and cladding is a galvanized case-hardened screw with a drill point that fixes profiled metal sheet directly to steel purlins or timber without pre-drilling. A bonded EPDM sealing washer under the head compresses to keep the fixing watertight.
Hamza Fasteners supplies galvanized self drilling roofing screws in common sizes ST4.8 to ST6.3 with hex washer heads and EPDM seals, for metal roofing, cladding, sandwich panels and industrial sheds. Buy roofing screws at the best price in Dubai from a trusted galvanized fastener supplier serving the UAE, Saudi Arabia, Qatar, Kuwait, Oman and East Africa.
Common sizes for galvanized self drilling roofing/cladding screws. Confirm exact length, drill point and washer for your order.
This datasheet shows one representative size for reference only. The GI Self Drilling Screw is supplied in the full range of sizes, lengths, washers and finishes — not a single option. Tell us what you need and we will confirm exact availability, length, washer and finish and price.
| Diameter (d) | Head | Washer | Drill Point |
|---|---|---|---|
| ST4.8 | Hex washer | EPDM 16 mm | No. 2 / 3 |
| ST5.5 | Hex washer | EPDM 16 mm | No. 3 |
| ST5.5 | Hex washer | EPDM 19 mm | No. 3 |
| ST6.3 | Hex washer | EPDM 19 mm | No. 3 |
| ST6.3 | Hex washer | EPDM 22 mm | No. 5 |
| Product Type | Self Drilling Roofing Screw |
|---|---|
| Type | Self-Drilling |
| Material | Carbon Steel (Case Hardened) |
| Finish | Galvanized (GI) / Zinc |
| Washer | Bonded EPDM seal |
| Size Range | ST4.8 – ST6.3 |
Sheet to purlin
Profiled cladding
Roof & wall sheet
Insulated panels
Trims & closures
Watertight fixing
Stocked in Deira, Dubai and delivered fast across the region. Wherever you are building, we supply in stock and project quantities.
Hamza Fasteners is a trusted GI self drilling screw supplier in Dubai and across the United Arab Emirates — Abu Dhabi, Sharjah and Ajman — with regular export supply to Saudi Arabia (Riyadh, Jeddah, Dammam), Qatar (Doha), Kuwait City, Oman (Muscat) and key East and West African markets including Tanzania (Dar es Salaam), Kenya (Nairobi and Mombasa), Nigeria (Lagos) and Ethiopia (Addis Ababa). Looking for a "GI self drilling screw supplier near me" or the best roofing screw price in your city? Send us your size list for a same-day quote.
Share the sheet type, purlin thickness, length and quantity. We will confirm stock and send a quick quote with the datasheet and best price.
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