... Grade: SAE1060, SAE1065, SAE1070, 60#, 65#, 65Mn, 70#, 72A, 72B, 80#, 82B Diameter Range: 0.20mm~12.00mm 1. Product Name ... ≤0.03≤0.03≤0.20≤0.20≤0.25SAE1080 80#0.800.220.70≤0.03≤0.03≤0.20 ... , Thailand, Philippines, Bangladesh, Sri Lanka, Iran, Israel, Brazil, South Africa Hard Drawn High Carbon Spring Steel Wire for Mattress