The Property of Bar Diameter 2mm~5mm Length 5mm~10mm Material Gr 1 , Gr 2 , Gr 3 , Gr 4 , Gr 5 The Property of Bar Diameter 2mm~5mmLength 5mm~10mmMaterial Gr 1 , Gr 2 , Gr 3 , Gr 4 , Gr 5Processing Polishing ,Rolling ,Forging .ISO Certification ISO 9001 ~ 2000