Diameter : 5.5mm-25mm Coil weight: 1.5-2.6MT Steel grade: SAE1006/SAE1008/SAE1045/SAE1060/SAE1070/SWRH42A...SWRH82A,SWRH82B/ 10B21/10B33/10B38/SWRCH6A,…SWRCH22A/ML40Cr , SCM440 etc.