Common Nails Material: Q195 or Q235 The size:1/2"-7" Delivery time: within 12 days common round nail 1. ... Material: High quality low carbon steel Q195 , Q215 ,Q235 2.Finish : good polished, flat head, diamond point, hot-galvanized/electro ... -galvanized, smooth, shank. 3. The length: 1/2''- 7" 12.70mm—177.8mm 4.The diameter: BWG19- BWG4 ...