Hexagon Head Bright Zinc Plated Provide much better gripping and connection. Lower loading is needed to work the fastener and hence higher productivity. Avoid poor drilling performance and difficulty in fixing with possibility of skidding and scratching on roofing surface. Supplied with a 16mm EPDM Bonded Washer Boxed in 100
Hexagon Head Bright Zinc Plated Provide much better gripping and connection. Lower loading is needed to work the fastener and hence higher productivity. Avoid poor drilling performance and difficulty in fixing with possibility of skidding and scratching on roofing surface. Supplied with a 16mm EPDM Bonded Washer Boxed in 100