Adjustable concealed hinge for weld-on mounting. Universal left and right mounting. Opening angle 100º. Door part adjustable 10 mm horizontally. Frame part shaped as a square pin. MATERIAL: Door-part, Z-shaped: Steel, zinc plated. Door part, rolled: Steel, unplated. (For welding.) Frame part with pin: Steel, unplated. (For welding.) Screw and nut: Steel, zinc plated.