Constructed from plastic material, lightweight, durable, non corrosive, non conductive.Widely used in home and factory areas.The plastic corner code adopts the lid type structure, dustproof and durable, easy to maintain.After the proper position is determined during installation, the fastener screw is locked inside the box, and the cover is attached on the back cover, the screw has good hiding property; the overall appearance is beautiful and fashionable, and the installation is convenient. Specially designed with 90 degree right angle.Is an important fastener to make furniture parts stay firm. Specifications:Material: PlasticColor: WhiteSize(Approx.): 21mm x 21mm x 17mm / 0.83" x 0.83" x 0.67"Mounting Hole Diameter : 4mm / 0.16"Hole Quantity: 2 Package Content: 20 x Angle Brackets with Cover Cap Note:1.