Vending Machine Plunger Lock Manufacturer in China: Vending Machine Plunger Lock, Anti-drill Ball On Lock Front, Zinc Alloy, Shiny Chrome, Nickel Plated. Specifications: Material: zinc alloy. Finished: shiny chrome, nickel plated. Key combination: over 10,000. Specialty: 1. Anti-drill ball on the lock front for drill protection. 2. Longer length. 3. Fits all NAMA standard T handle. 4. Customer-oriented development available. Application: Vending/game machine, ATM, Automatic Water Machine, Automatic Book Machine, Automatic CD Machine, intelligent terminal, electrical equipment, etc.