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Technical product data and variants are shown below.

JOPAL
Engineering Summary
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Self Drilling Screw
Carbon Steel
C4 Corrosion
Steel to Steel
Hex Washer Head
Geometry
Diameter 4.8 mm to 6.3 mm
Length 19 mm to 150 mm
Head Type Hex Washer
Thread Type Self Drilling
Material and Corrosion
Base Material C1022 Carbon Steel
Coating Zinc + Organic Seal
Corrosion Class Up to C4
Washer EPDM Bonded
Installation
Drill Capacity 1.2 to 6.0 mm
Recommended Torque 5 - 8 Nm
Drive Type Hex 8 mm
Installation Speed High speed drilling
Performance
Pull-out Resistance 2.5 kN
Shear Resistance 3.2 kN
Recommended Load 1.8 kN
Service Life Outdoor durable
Application
Steel to Steel Roofing Sheets Cladding Systems Light Structures
Notes
Suitable for external applications up to C4 environment. For marine or aggressive environments, stainless steel A4 is recommended.