High-quality material: : The anti-theft locking bolt is made of high-quality zinc alloy, corrosion-resistant, stainless steel, durable, safe, and has a long service life. Easy to install: : 2 sizes are convenient for daily use, the package includes a sliding lock with a bolt and 6 screws (each screw hole), just insert the screw into the screw hole. Easy to use: : The circular locking part is controlled by a knob, which can be rotated to control the opening and closing, which is very convenient to use. Double protection: : The door lock can be installed on the left and right, and it is common for internal and external doors. Choose the anti-theft fixed security lock to give you double insurance to ensure the safety of reliable defense against intruders. Wide Distribution: : Exquisite chrome-plated appearance design, quarter-circle locks are widely used in entrance doors, hotel doors, pet doors, drawers, cabinet furniture, windows, bathrooms, covers, etc. Number of pieces delivered: 2 Color: Black Size: please see the picture