TIMCO L25W16B Metal Construction Light Section Screws Hex EPDM Washer Self Drilling Exterior Silver Organic Box of 100

ManoMano

Timco's light section self-drilling screws are designed for light section 5mm steel, with a coarse self-tapping thread. They are plated with Silver Ruspert which is a reliable coating able to withstand over 1000 hours of salt spray testing. Specifically designed and manufactured to meet all the recognised industry standards and performance criteria. Hex head with a self-drilling tip Silver Ruspert plated for a durable corrosion resistant coating which can withstand over 1000 hours of salt-spray testing Designed for light sectional work Self-drilling screws for light section 5mm steel, with a coarse self-tapping thread. Size - 5.5 x 25mm (16mm washer) Quantity - 100

Amazon

For use in urban & industrial areas with a low salt atmosphere 60° Self-Tapping Thread Case & Core Hardened Carbon Steel Exterior plating gives a reliable and durable corrosion resistant coating which resists 500 hours salt-spray BS EN 10666 (DIN 7504), Manufacturer: TIMco

Zoro Tools

Hex head self-drilling screws, for joining roofing sheets to light section steel (Max. 5.0mm) without the need to pre-drill a hole. Please Note : Due to geographical locations we are unable to deliver to Highlands