Home > Companies > Fixfast Ltd > DrillFast® Stainless Steel Fastener for Thin Steel

Stainless steel self-drilling fasteners for roofing and cladding (0.7–1.2 mm).

Features and benefits:

  • Grade 1.4006 (410) stainless steel is used for optimum resistance to corrosion.
  • Good pull-out and shear performance.
  • Serrated head for improved back-out resistance.
  • Manufactured in accordance with ISO 9001 and ISO 14001 Quality and Management Systems.

Applications:

Suitable for mechanical fixing of the following:

  • Fasteners for thin steel of 0.2–0.7 mm thick.
  • Fastening cleats back to thin sheet metal.

For use in the following locations:

  • Buildings in residential and commercial settings with humidity class of Class 1, Class 2, Class 3 or Class 4 to BS 5250.
  • Buildings with an internal temperature range of -45°C to 50°C.

To be fixed with 2 Pozi Drive.

Fixfast products must be used as a complete system with tools and accessories as recommended - consult manufacturer for details.

Standard product features

Size (l x diameter).

16 x 4.8 mm.

Material:

Grade 1.4006 (410) stainless steel.

Coating:

Bright zinc plated.

Head type:

Countersunk, with Pozi drive recess.

Drilling capacity:

0.7–1.2 mm (steel).

Build up:

0–1 mm.

Durability class:

  • Interior environments: C1 (25).
  • Semi-interior: 20.
  • Urban: C2 (12).
  • Rural: C3.
  • Industrial/ coastal: C4.
  • Marine: C5.

Technical characteristics:

- Characteristic values:

  • Pull out values (axial load resistance, to BS 5427): On 0.5 mm steel: 1.03 kN; on 1.2 mm steel: 1.87 kN.
  • Pull through values (axial load resistance): 0.5 mm steel: 1.69 kN; 0.7 mm steel: 2.65 kN.
  • Shear values (lateral load resistance): 0.7 mm steel: 1.60 kN; 1.2 mm steel: 1.41 kN.

- Design values:

  • Pull out values (axial load resistance, to BS 5427): On 0.5 mm steel: 0.77 kN; on 1.2 mm steel 1.41 kN.
  • Pull through values (axial load resistance): 0.5 mm steel: 1.27 kN; 0.7 mm steel: 1.99 kN.
  • Shear values (lateral load resistance): 0.7 mm steel: 1.20 kN; 1.2 mm steel: 1.06 kN.

Other figures and specific testing are available on request - consult manufacturer for information.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-50-60/415 Self-drilling or self-tapping screws

NBS Specification

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This product is associated with the following NBS clauses:

Product specification

An important note about specifying

Manufacturer

Name:

Fixfast Ltd

Tel:

+44 (0)1732 882387

Product reference

DrillFast® Stainless Steel Fastener For Thin Steel, DFX-SS-CSK-4.8 x 16

Washer

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Consult manufacturer for information.
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Manufacturer details

Merlin House,
Seven Mile Lane,
Borough Green,
Sevenoaks,
Kent, TN15 8QY
Tel +44 (0)1732 882387
Fax +44 (0)1732 885532
NBS Plus
RIBA CPD