corrugated roofing nails from tianjin manufacture 

• Material: Q195/Q235
• Shank diameter: BWG9—BWG12
• Length: 1”-4”
• Feature: twisted/smooth shank, umbrella head
• Finished: galvanized
• Usage: used in Joining woods, roofing plate, roofing iron sheet or related materials
• Packaging details: 25KG in bulk or as you required
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• Products images :
• Pic 1 ,with smooth shank roofing nails ,galvanizing surface .
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• Pic 2 , with twisted shank roofing nails ,galvanizing surface .
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• Pic 3 ,with rubber washer roofing nails .     
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• If you need black drywall screws ,chipboard screws ,self drilling screws ,self tapping screws ,concrete nails etc ... pls check huhao metal products group ltd our homepage ,and hope you can find which you need , and welcome contact with me for more detail .thank you for your visiting .