... Ideal substituted product for steel nails, concrete nails or masonry nail.3) Nail Sizes: 18 to 64MM with diameter ... Pneumatic steel strip nail, concrete nails, spanker bolt, special steel nail, pneumatic gun straight strip nails, brad nail, flooring nails, ... Pneumatic steel strip nail, concrete nails, spanker bolt, special steel nail, pneumatic gun straight strip nails, brad nail, flooring nails, ...