... M3-M52 3.Finish:plain, zinc plated, hot dip galvanized, dacroment 4.Material:Carbon steel. ... roofing nail with umbrella head, roofing nail with flat head, boat nail, coil common nail and coil roofing ... German Standard, American Standard, British Standard, with surface treatments as customer's requirement, including ... East, Africa South America. The quality of our products can meet standards.Contact Me