It is divided into ordinary type and bearing type. The ordinary type has been mentioned above, but now the focus is on the bearing type. The bearing type can be divided into copper and stainless steel in terms of material. From the specifications: 100X75 125X75 150X90 100X100 125X100 150X100 thickness 2.5mm, 3mm bearings have two bearings, four bearings. From the perspective of consumption, more copper bearing hinges are used because of their beautiful and bright style, moderate price, and equipped with screws.
