1. This semicircular hinge set is made of high quality zinc alloy, which has high strength and durability. The opening angle is 90 degrees, recessed when opening, very suitable for desktop applications 2. The 90 degree opening and closing mechanism makes it very convenient to use, and can be used with cabinets or flap doors. It is a reliable product with more than 50,000 opening and closing hours 3. Integrated hinge, adjustable accessories, used for wooden flaps and lid, supports up to 10 kg 4. Folding wooden round hinges, concealed double cup hinges, fully open and hinged cabinet doors, lift hinges, flap hinges 5. Folding hinges are suitable for kitchens, bedrooms, wardrobes, cupboards and other small furniture90 degree double cup concealed hinge Hinge Concealed cabinet door hinge adjustable with 90 degree axis of rotation of the page Concealed hinges for cabinet doors adjustable with 90 degree axis of rotation, special hinges under the desk, flat hinges, cabinets, cabinet hinges This semicircular hinge set is made of high quality zinc alloy, with high strength and durability. The opening angle is 90 degrees and flush when open, which is very suitable for desktop applications The 90 degree opening and closing mechanism is very convenient to use and can be used with cabinets or flap doors. It is a reliable product with over 50,000 hours of opening and closing service Built-in hinge, adjustable accessories, used for hinged and wooden lid, supporting up to 10 kg Round folding hinges for wooden tables, concealed double cup hinges, full door hinges, lifting hinges, flap hinges Flat folding hinges are suitable for small pieces of furniture such as kitchens, bedrooms, wardrobes, wardrobes, etc. 90 degree double cup hidden zipper waist design Upper and lower semi-opening doors -double leaf circulars, can openers, folding hinges, folding hinges, lockers, hidden high and low, full cover hinges, special freestanding table hinges, semicircular hinges, wooden folding table, round hinges and hinges at the times page.Material: zinc alloy.Thickness: 13mm Maximum load: 10kg/2pcs Size: Length Width: 6.5*4cm, Thickness: 1.3cm Suitable for folder, cabinets and bedroom and kitchen cabinet furniture 90 degree double cup hidden zipper waist design Thickness: 13 mm Maximum load: 10 kg / 2 pieces Size: length * width: 65mm*40mm, thickness: 13mm, bottom double cup opening: 35mm, suitable for kitchen and bedroom cabinet folding, cabinets and furniture 90 degree concealed adjustable door hinge Incorporated hinge, adjustable accessories, used for wooden flap and lid, load up to 10 kg Round hinges for wooden folding tables, double cup hidden hinges, full door hinges, lift hinges, flap hinges Flat folding hinges are suitable for small furniture such as kitchens, bedrooms, cabinets, cupboards, etc. Quantity: 2 pieces