Tek Screw/EPDM Washer - Self Drilling

• Type: Tek Screw
• Head Diameter :  NO.12 (10.8) - (mm)
• Length: 25,50,65,85, (mm)
• Material: Carbon Steel - Zinc Plated
• Specification: 

Perfect for light-duty sheet to steel fixings, these TechFast roofing screws are self-drilling with a hex/flange head  rubber washers. The washers expand under pressure to form a permanent weather seal.

For fixing corrugated sheet metal to steel constructions. Excellent quality for general exterior construction.