We have our own facility to produce the steel nails.So we could make sure our products good quality with competitive price. Roofing Nail Material: Q195 , Q235 Size: 3/4"x18G, 1"X14G, 1.5"X14G, 2"X12G, 2.5"X11G, 3"X10G, 4"X9G, 4.5"X9G, 5.5"X4G, 6"X6G .etc. Finished: Good polished, flat head, diamond point, Our products include corrugated Roofing Nail, common round nails and steel nails. We have ...