
Buildex 12G x 20mm Class 4 Metal Cladding Hex Head TEKS Screws with Seal, 100 Pack
Description & Specs
Buildex 12G x 20mm Class 4 metal cladding screws are short self-drilling fasteners with a TEKS point and sealing washer, supplied in a 100 pack for fixing metal cladding and fencing to light-gauge steel. The TEKS self-drilling tip cuts through metal and drills its own hole, removing the need for pre-drilling.
- Gauge: 12G
- Length: 20mm
- Diameter: 5.5mm
- Head type: Hex head
- Point type: TEKS self-drilling
- Finish: Class 4
- Pack quantity: 100
The Class 4 finish provides a high level of corrosion protection, suiting severe external environments and structural applications exposed to weather or coastal conditions. The short 20mm length is ideal for fixing cladding sheets directly to thin steel, the hex head drives with a nut driver, and the seal helps keep the fixing weather-tight, making this 100 pack a reliable choice for cladding and fencing work.
More about this product
Buildex 12G x 20mm Class 4 Metal Cladding TEKS Screws with Seal, 100 Pack are self-drilling fasteners designed for securing metal cladding and fencing to light-gauge steel. The TEKS self-drilling tip cuts through metal, eliminating the need for pre-drilling and saving time during installation. The Class 4 finish provides long-term corrosion protection for severe external and coastal applications.
- Gauge: 12G
- Length: 20mm
- Diameter: 5.5mm
- Hex head, TEKS self-drilling point
- Finish: Class 4
- Pack quantity: 100
Questions & Answers
What size are these cladding screws?
They are 12 gauge, 20mm long with a 5.5mm diameter.
Do they need pre-drilling?
No. The TEKS self-drilling tip drills its own hole in metal.
How many are in the pack?
There are 100 screws in the pack.
What corrosion rating do they have?
They have a Class 4 finish for severe external and coastal environments.
What are they used for?
They secure metal cladding and fencing to light-gauge steel.
Do they include a seal?
Yes. They come with a seal to help keep the fixing weather-tight.
Shipping & Returns
Dispatches within 1-2 business days from our Australian warehouses
Change of mind? Eligible products can be returned within 14 days of delivery if unopened, unused and in original packaging. Return postage and restocking fees may apply. This does not affect your Australian Consumer Law rights for faulty products.














