2025 PRODUCT GUIDE-INTERACTIVE - Flipbook - Page 69
EUROPEAN TECHNICAL
ASSESSMENT
ETA-22/0103
(TEK 3)
A2 Bi-metal™ Low Profile Dome Head Screw
w/o Washer TEK®3
Designed For -
Fixing to
aluminium
substrates
Head Style -
Dome head, low profile
Drive Bit -
Torx 25
Thread Form -
Single coarse thread
Drill point -
TEK 3/TEK 2
Material and grade -
A2 stainless steel/
EN1.4301 (A2)
Drill Speed -
1,500 - 2,500 RPM
Coating -
Electroplated Zinc
Drill Point
Material -
2002/95/C
Tel: +44 (0)141 647 7100
Fax: +44 (0)141 647 5100
KEY POINTS
•
General purpose stitching screw: particularly useful for stitching and
lapping together of light-gauge mild steel sheeting, cladding panels,
rainscreen or fenestration systems in aggressive environments
where an anti-snag, anti-ponding or low-profile head is required.
•
Domed head with Torx 25 (male) socket recess allows rapid
installation
•
Sharp tapping threads ensure lower torque requirements and mitigate
against user wrist fatigue
Carbon Steel
PRODUCT RANGE/ USABILITY DATA
CODE
SIZE/NOM.LGTH (mm)
BOX/BAG
CARTON
THREAD LGTH.
(mm)
DRILL CAP.
(mm)
BI-METAL
NEW
A2LDH5.5-25-3
5.5 x 25
200
2,000
FULL
1.2 - 4.0
A2LDH5.5-38-3
5.5 x 38
200
2,000
FULL
1.2 - 4.0
A2DH5.5-50-3
5.5 x 50
100
2,000
FULL
1.2 - 4.0
A2LDH5.5-60-3
5.5 x 60
100
1,000
FULL
1.2 - 4.0
A2LDH5.5-80-3
5.5 x 80
100
1,000
FULL
1.2 - 4.0
A2LDH5.5-100-3
5.5 x 100
100
1,000
FULL
1.2 - 4.0
A2LDH6.3-25-3
6.3 x 25
100
200
2,000
1.2 - 4.0
69
CARBON
STEEL TEK®
RANGE
BI-METAL TEK® INSULATION
RANGE
FIXINGS
STRESS
PLATES/
WASHERS
MASONRY
SCREWS
& ANCHORS
DRYWALL
SCREWS
WOODMASTER®
RANGE
ACCESSORIES
SUPPLEMENTARY
INFORMATION
