DrillFast® A2/304 Stainless DF2-SS-LS Stitching Fasteners
Verified by manufacturer 1 month ago
DF2-SS-LS-A15-4.8 x 25
DF2-SS-LS-A15-4.8 x 25
European Technical Approval (ETA)
Certificate type
Stainless steel self-drilling fasteners for stitching roofing and cladding sheets.
Application
For mechanically fixing (stitching) two metal sheets up to 1-mm thick together.
Description
Stainless steel self-drilling fasteners for roofing and cladding
Features and benefits:
- Warranted fasteners with £20 million UK insurance cover.
- A2/ 304 stainless steel for optimum resistance to corrosion.
- Bi-metal manufactured for superior drilling performance.
- Excellent pull-out and shear performance.
- Purpose designed and precision manufactured.
- Free-spin design helps prevent damage arising from over-driving the fastener.
- ETA approved and CE marked
General information
Color | Silver |
Finish | Coated |
Material | Stainless steel Guidance for specification option: Grade A2-304 Austenitic stainless steel. |
Length | 25 mm |
Width | 4.8 mm 6.3 mm |
Warranty description | 30 year Guidance for specification option: Up to 40 years, consult manufacturer for details. |
Uniclass | |
CAWS | H31/219 Fasteners H31/120 Metal H31/10 Metal |
Product range |
Specification data - Self-drilling screws
Material | 1.4301 stainless steel (304M), with carbon steel case hardened welded point. |
Finish | Organic coating. |
Head type | Hexagonal, 8 mm. |
Size | |
Diameter | 4.8 mm. |
Length | 25 mm. |
Washers | A15 aluminium/ EPDM.Guidance for specification option: 15-mm diameter. |
Execution | Manufacturer guidanceSee manufacturer's literature for full installation and handling details. |
Drilling capacity | Two steel sheets, up to 1 mm-thick each. |
Sustainability data
Material | Stainless steel Guidance for specification option: Grade A2-304 Austenitic stainless steel. |
Third party certifications
European Technical Approval (ETA)
ETA: Certificate 20/1178
Literature
Building Envelope Fastener Specification Guide 2024
DrillFast Stainless Fasteners
Facade and Rainscreen Overview
Sheeting and Cladding Overview
SIG Gemello Twin Skin System Rural Industrial 25 years
Case studies
Buckland Hospital
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