MaterialOur nails are made of high-quality iron with copper-plated, and galvanized, which is sturdy and durable for multi-purpose use and long time use. The panel pins have sharp tips, easy to nail.SizesSizes of Flat nails: 16*1.3mm, 20*1.4mm, 25*1.4mm, 30*1.6mm, 50*2.5mm. Sizes of Brad Nails: 20*1.4mm, a total of 280 pcs, which is enough for your daily use. An assortment of nails according to its usage is much helpful for the non-expert in carpentry.Applications This pack of zinc plated Assorted Flat Head Nails are suitable for a wide range of Diy tasks within The home. They also good in woodworking, renovation or hanging pictures.PackageWe made different grids to suit different sizes so it will be convenient for you to quickly find the nail size you need.Caution Please keep the nails in the dry environment.