1. Material: steel 2. Finish: nickel plated 3.Type: full overlay, half overlay, insert 4.Base plate: 2 holes or 4 holes 5.Diameter of hinge cup: 35mm 6.Hole pitch:48mm 7.Cup depth :11.3mm Opening angle:90-115 degree Weight:60garms/pc Hole pitch:48mm Cup depth :11.3mm