The BN18 genuine Arrow brad nails are made from quality 18-gauge steel for quality nailing applications and long-lasting durability. In 15 mm, 20 mm, 25 mm, 32 mm, 38 mm and 50 mm lengths, some with brown- and white-colored heads to help disguise their use on wood, these light duty nails are perfect for fixing moldings. Compatible with the arrow T50 heavy duty staple guns and other leading brands.