TIMCO Self-Drilling Screws for Light Section Steel – 5.5 x 100mm – With Washer – Pack of 100

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
• Max drill thickness 3mm
• 5/16 hex head drive
• 12mm diameter EPDM washer
• Exterior plating gives a reliable and durable corrosion resistant coating which resists 500 hours salt-spray