1. This ensures smooth rotation of the cylinder wrench while blocking access to the impact keys. 2. We offer locking cylinders in various sizes, including double and button lock options, to meet different installation needs and enhance home security. 3. Inserting the key allows for even rotation without jamming, ensuring effortless opening and closing of the lock cylinder. 4. Nickelplated cylinder locks are compatible with various doors, such as wooden, composite, metal, interior, front doors, and most keyholeequipped doors. 5. For any productrelated issues, feel to contact us. We strive to provide a satisfactory response within 24 hours. 6. The product is durable, easy to install, and suitable for most households. 7. Competitively priced with precise fit and sleek design, meeting all your lock cylinder requirements. 8. Upgrade your door security effortlessly—no costly handle upgrades or additional security devices needed. 9. The robust antidrill design ensures longlasting durability, deterring intruders from bypassing the lock with tools.