... NAILS ARE AVAILABLE,SUCH AS ROOFING NAILS,COMMON ROUND WIRE NAILS, CONCRETE NAILS,ETC. MANY KINDS OF NAILS ARE AVAILABLE,SUCH AS ROOFING NAILS ... ,COMMON ROUND WIRE NAILS, CONCRETE NAILS ... DIFFERENT REQUIREMENTS TO THE SURFACE OF THE NAILS ,INCLUDING BRIGHT,GALVANIZED,MECHANICAL GALVANIZED,YELLOW ...