ForgeFix FORRH100GB50 Round Head Nail Galvanised 100mm Bag of 500g These Forgefix Round Head Nails are multi-purpose nails for use with both soft and hard timber materials. They are galvanised for increased durability. Available in standard sizes from 25mm to 150mm. APPLICATION: These nails are the most popular type of nail used in many joinery and construction applications. Galvanisation is process of applying a protective zinc coating to steel in order to prevent rusting. Zinc coatings prevent corrosion of the protected metal by forming a physical barrier and by acting as a sacrificial anode even if this barrier is damaged. Round Head Nail Galvanised Finish 100mm Bag of 500g