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DrillFast Fasteners for Timber to Steel 4–12 mm Thick
Application

For mechanically fixing timber components to heavy metal purlins and sections. For use in the following locations:

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

To be fixed with TX-30 Torx drive.

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

Description

Carbon steel self-drilling fasteners for roofing and cladding (4–12 mm).

Features and benefits:

  • High quality carbon steel with SAE1022 hardened case.
  • Good drilling and tapping performance.
  • Consistently high pull-out and shear performance.
  • Wings behind the drill point form a clearance hole through the timber, breaking off in contact with the substrate.
  • Manufactured in accordance with ISO 9001 and ISO 14001 Quality and Management Systems.

Applications:

For mechanically fixing timber components to heavy metal purlins and sections. For use in the following locations:

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

To be fixed with TX-30 Torx drive.

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

General information

Material

Steel SAE1022 case, hardened

Uniclass 2015

Pr_20_29_76_76 Self-drilling screwsPrimary

CAWS

H31/10 Metal

H31/110 Metal

H31/120 Metal

H43/10 Metal insulating sandwich panel

H43/120 Metal insulating sandwich panel

H67/110 Metal roof tiling

H67/120 Metal roof tiling with counterbattens

H67/3 Metal roof tiling

H67/5 Metal roof tiling with counterbattens

H92/120 Rainscreen cladding

Specification data - Self-drilling screws

Product Reference

DrillFast® Fasteners for Timber to Steel 4–12 mm thick, DF12-W-5.5 x 50

50 x 5.5 mm (l x diameter).

DrillFast® Fasteners for Timber to Steel 4–12 mm thick, DF12-W-5.5 x 60

60 x 5.5 mm (l x diameter).

DrillFast® Fasteners for Timber to Steel 4–12 mm thick, DF12-W-5.5 x 85

85 x 5.5 mm (l x diameter).

DrillFast® Fasteners for Timber to Steel 4–12 mm thick, DF12-W-5.5 x 109

109 x 5.5 mm (l x diameter).

DrillFast® Fasteners for Timber to Steel 4–12 mm thick, DF12-W-5.5 x 135

135 x 5.5 mm (l x diameter).

Washer

Required

Consult manufacturer for information.

Not required

Standard product features

Material:

Steel SAE1022 case, hardened.

Coating:

Multiple layer, organic.

Head type:

Countersunk head with number 30 Torx Drive.

Drilling capacity:

4–12 mm (steel).

Minimum penetration (heavy steel purlins):

30 mm (through underside).

Build up:

6–94 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 4 mm steel: 7.94 kN; on 6 mm steel: 9.84 kN.

- Design value:

  • Pull out values (axial load resistance, to BS 5427): On 4 mm steel: 5.96 kN; on 6 mm steel: 7.39 kN.

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

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