Product description
Zinc plated roofing bolt with square nut 1. Standard Specifications: DIN/ISO/GB/ANSI/JIS/BS/IFI/UNC/UNF/BSW/Metric Or customized specifications 2. DIN/ISO/GB Standard Sizes: Metric thread size M4 to M20 Length: 6mm to 300mm Class 4.8, 8.8, 10.9 and 12.9 3. ANSI/Inch standard sizes: Thread: 3/16 to 3/4 Length: 3/8 to 12 inch Grade 2. 5. 8 (SAE) 4. Surface Treatment Optional: Black oxide, ZP, YZP, BZP, HDG Dacro or brass coated 5. Material could be CS, SS302, SS304, SS316. For regular supply and prices, contact us now!