... polished, flat head, diamond point, hot-galvanized/electro-galvanized, smooth shank 3. The length: 0.5''- 6'' (12.7mm-152.4mm ... sheet nails, concrete nails, screwed nails, twisted nails, square boat nail, corrugated nails, felt nails, drywall nails, drilling nails, self tapping ... screws, etc. A variety of nail products in good quality. We can also make nails to ...