Hardware Galvanized Steel Umbrella Screw Roofing Coil Nail

Hardware Galvanized Steel Umbrella Screw Roofing Coil NailType   Roofing NailsMaterials Q195,Q235 or according to your request.Head Umbrella headShank Smooth shank, Twist shankPoint  diamond pointShank Diameter6BWG~18BWG.Length 1/2" to 6 1/2" or according to your request.Treatment       bright (polished) or galvanized finishes are available.Standard Packing7LBS 8Boxes/CTN, 25Kgs/Bag,50Kgs/Gunny Bag or according to your request.Application   Roofing Screw Nails are widely used for jointing wood, roof board, roofing sheet and tightening wood or iron sheet.    SpecificationLength (mm)Shank Diameter(mm)Head Diameter(mm)BWG 8*2"50.84.1920BWG 8*2-1/2"63.54.1920BWG 8*3"76.24.1920BWG 9*1-1/2"38.13.7320BWG 9*1-3/4"44.53.7320BWG 9*2"50.83.7320BWG 9*2-1/2"63.53.7320BWG9*3"76.23.7320BWG10*1-3/4"44.53.3720BWG10*2"50.83.3720BWG10*2-1/2"63.53.3720BWG11*1-1/2"38.13.0218BWG11*1-3/4"44.53.0218BWG11*2"50.83.0218BWG11*2-1/2"63.53.0218BWG12*1-1/2" 38.12.7418BWG12*1-3/4"44.52.7418BWG12*2" 50.82.7418BWG13*1-3/4''44.52.4115BWG13*2''50.82.4115BWG13*2-1/2''63.52.4115BWG13*3''76.22.4115BWG12*1-3/4"44.52.7418Features:1. High strength heat treatable alloys.2. Good mechanical properties.3. Good workability.4. Easy processing, good abrasion resistance.5. Corrosion resistance, oxidation resistance is good.  /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1