Description
Hex head self-drilling screws, for joining roofing sheets to light section steel (Max. 5.0mm) without the need to pre-drill a hole.
Thread Dia. mm=5.5
Length mm=38
Head Type=Hex
Fixed Washer Dia. mm=12
Point Type=Self-Drilling No.3
Socket Size mm=8
Finish=Exterior (Silver Organic)
Material=Case & Core Hardened Carbon Steel
Effective Thread Length mm=23
Exterior plating gives a reliable and durable corrosion resistant coating which resists 500 hours salt-spray
