Made of high-quality stainless steel, the door lock plate is waterproof and sturdy, and can be used to strengthen weak points on the door and repair these places, thereby enhancing the sturdiness of the door lock and ensuring that the door lock is secure. Applicable occasions: This door handle plate is suitable for wooden doors or metal doors with bolts, and also suitable for knobs, bolts or with keys Used to reinforce and repair doors to help prevent forced entry Fit 1-3/8-inch thick doors, 2-1/8-inch inner diameter hole, 2-3/8-inch back plate, 3-7/8 inches wide, 4-1/2 inches high. Color:Silver Material:Stainless Steel Package Contents: 1 * Locking door reinforcement plate Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.