... SWRH72B Available Standard:GB Standard,AISI Standar Steel Wire Rod 5.5mmSWRH82B,SWRH77B,SWRS82B, H08A,ER70S-6,SWRH62A, ... 5.5mm-16mmGrade:SWRH82B,SWRH77B,SWRS82BCharacteristic and ApplicationThe wire rod of SWRS82B features stable chemical composition,Low harmful ... excellent drawing performance.It is used to produce galvanized cement nail,spanking,pneumatic collated nails and various collated nails ...