... : twisted(screw) ring 4.,Surface: GAL vinyl coated WIRE COIL NAIL 1. Material: High quality low carbon steel Q195 or Q215 ... 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 ...