1/2" 16D Galvanized Double Head Wire Construction Duplex Head Nails 12D /Full Round Head Duplex Nails

Product descriptions from the supplier  Product DescriptionChina Factory Polish Galvanized Two Double Head Wire Duplex Nail  Material Q195 , Q235 Length 1-3/4"--- 4" dia 4d~30d Usage Building Construction Sizes of Nail   Size Gage No. Length Overall in. Length under Lower Head in. Diam Top Head in. Diam Lower Head in. 6d 11-1/2 2-7/64 1-3/4 3/16 17/64 8d 10-1/4 2-5/8 2-1/4 15/64 9/32 10d 9 3-3/16 2-3/4 1/4 5/16 16d 8 3-1/2 3 9/32 11/32 20d 6 4-1/64 3-1/2 5/16 3/8 30d 5 4-37/64 4 21/64 7/16 Exhibition Show   DOUBLE HEAD NAIL All our products are subjected to strict test and inspection in each process by the workers and QC personnel periodically,starting from the raw materials delivered to the factory. The products shall be tested and inspected to be qualified before they are passed down to the next process.FactoryFAQ1. who are we?We are based in Hebei, China, start from 2009,sell to Africa(30.00%),Mid East(30.00%),Southeast Asia(30.00%),South America(10.00%). There are total about 11-50 people in our office.2. how can we guarantee quality?Always a pre-production sample before mass production;Always final Inspection before shipment;3.what can you buy from us?Purlin roll forming machine/Roofing sheet making machine/Nail making machine/Mesh making machine/Wire drawing machine4. why should you buy from us not from other suppliers?Our machines use branded electrical components, raw materials from branded steel factories, strict process control, two-year warranty, installation and training services. /* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1