Ihe: SGCC , SGCH , DX51D+ZStandard: AISI, ASTM, GB, JISAsambodo: ISO9001, SGS, SAI, BV, wdgỌkpụrụkpụ: 0.12mm-0.7mm, Ọkpụrụkpụ ndidi: ± 0.02mmObosara: 600mm-1250mm, obosara ndidi:-0/+ 3mm