China 25mm Disc Detainer Cam Lock Factory Provides 25mm Disc Detainer Cam Lock, Zinc Alloy, Brass, Steel, Stainless Steel, Four Type Key Selections. Specifications: â?¢ Material: zinc alloy, brass, steel & stainless steel. â?¢ Finished: shiny chrome, nickel plated. â?¢ Key combination: 10,000. Specialty: 1. Top security disc key system. 2. Four type key selections. 3. Weather resistant lock for durable material. 4. Both master key system and grand-master key system options. 5. Customer-oriented development available. Application: Terminal equipment, electronic/metal/wooden cabinet, pay phone, underground strobe, ATM, enclosure, stander, kiosk, vending/game machine, safety box, locker, letter box, postal box, coffer, AD showcase, coin-op, vehicle, mail box & tools box, furniture etc.