common nail Material: High quality low carbon steel Q195 or Q215 or Q235 we have ISO certification Common NailDetailed Product Description1. ... . Finish : Good polished, flat head, diamond point, hot-galvanized/electro-galvanized, smooth shank 3. The length: 0.5''- 6'' ... nails, concrete nails, screwed nails, twisted nails, square boat nail, corrugated nails, felt nails, drywall nails, drilling nails, ...