This Master Lock 1500D Combination Lock is the perfect addition to your facility's access control equipment. With its durable construction and anti-shim design, it provides superior security for your business or industrial property. The lock is easy to install and use, and the keyless entry convenience makes it a practical choice for any workplace. Featuring a brand name you can trust, this Master Lock is a reliable choice for protecting your property. The model 1500D is designed to provide maximum security, and it's perfect for use in a variety of settings. Whether you need to secure your facility or add an extra layer of protection to your access control equipment, this Master Lock is the perfect choice.