Bản lề công nghiệp chịu tải nặng kiểu butt, đánh bóng gương (57*38mm)

Heavy duty Butt hinges with 5 holes, mirror polished, made from 316 stainless steel, have wide application in marine boat, marine transport, electrical equipment, engineering project, etc. Short lead time and fast delivery after-sale service; Hiever is your reliable butt hinge factory!