MMF Industries Steelmaster Security Key Cabinet, 12.2 x 15.1 x 6 Inches, Charcoal Grey, 90-Key Capacity (2017290G2) MMF Industries has been the leading manufacturer of specialty bank and office products for more than 50 years. The Steelmaster Security Key Cabinet from MMF Industries features a stylish, contemporary design specially engineered to safely store and secure keys. Durable steel construction provides superior strength and security. This hook-style key cabinet has a 90-key capacity. The Steelmaster Security Key Cabinet includes key tags which have label windows for easy viewing and are color-coded (red, blue and black) to simplify key organization. Predrilled holes allow for wall mounting or attachment to partition hangers (screws included). A secure cam lock protects valuables and includes 2 keys.