... 4 Material: Iron, steel, carbon steel, stainless steel Length: From 1/2" to 6"(15mm_150mm) Shank diameter: 3BWG-20BWG Surface ... of nails, including COMMEN NAIL, Dry Wall Screws, STEEL SHEET NAIL, ROOFING NAIL, ROOFING NAIL WITH UMBRELLA HEAD, FINISHING NAIL, WOOD SCREWS, SELF-DRILLED ... friendly business with honesty clients.4. HOP SALES5. MAINLY PRODUCTS Common nails: 3/8"-12", 4G-20G; Roofing nails: 1 ...