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DrillFast® A4/316 DF2-SSA4-LS Stitching Fasteners

Verified by manufacturer 29 days ago

DF2-SSA4-A15-6.3 x 25

Fixfast Ltd Variant:
Third party certifications:
  • European Technical Approval (ETA)

    European Technical Approval (ETA)

    Certificate type

Stainless steel self-drilling fasteners for stitching roofing and cladding sheets.

Jump to:
+44 (0)1732 882387 Website

Application

For mechanically fixing (stitching) two metal sheets up to 1 mm thick together.

Description

Stainless steel self-drilling sheet to sheet fasteners for roofing and cladding.


Features and benefits:

  • Warranted fasteners with £20 million UK insurance cover.
  • A4/ 316 stainless steel for optimum resistance to corrosion, ideal for coastal/marine environments.
  • 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

Length

25 mm

Width

6.3 mm

Warranty description

40 year

Guidance for specification option:

Up to 40 years, consult manufacturer for details.

Uniclass

Pr_20_29_76_76 Self-drilling screwsPrimary

CAWS

H31/219 Fasteners

H31/120 Metal

H31/10 Metal

Product range

Fastener Systems

Specification data - Self-drilling screws

Material

1.4401 stainless steel (316M), with carbon steel case hardened welded point.

Finish

Organic coating.

Head type

Hexagonal, 8 mm.

Size

-

Diameter

6.3 mm.

Length

25 mm.

Washers

Aluminium/ EPDM.

Guidance for specification option:

15 mm-diameter.

Execution

-

Manufacturer guidance

See 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

Third party certifications

European Technical Approval (ETA)

European Technical Approval (ETA)

ETA: Certificate 20/1178

Literature

DrillFast Stainless Fasteners

DrillFast Stainless Fasteners

Building Envelope Fastener Specification Guide 2024

Building Envelope Fastener Specification Guide 2024

Facade and Rainscreen Overview

Facade and Rainscreen Overview

Sheeting and Cladding Overview

Sheeting and Cladding Overview

SIG Gemello Twin Skin System Coastal 25 years

SIG Gemello Twin Skin System Coastal 25 years

SIG Gemello Twin Skin System Rural Industrial 30 years

SIG Gemello Twin Skin System Rural Industrial 30 years

Case studies

America's Test Cup Building

America's Test Cup Building

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