The United States drywall steel studs, steel wall studs,size:40/64/75/ ... ,lenght:1500-12000mm,,very vertical.the exprot state: the United States, Japan, Malaysia, ItalyChile...DESCRIPTIONSize(mm)Thickness(mm)Length(mm)60stud6 ... *38*35*38*150.3-1.52000-12000 The United States steel studs,