1. Specially designed high precision and quality telescopic pin for 32768 combinations. 2. Mushroom counter pins resistant to attack. 3. Heated treated steel bars for drilling resistance. 4. Owner key: 5 pcs Optional function: 5. Gear and Cam are available. 6. Master Key or Key Alike are available 7. Finish: 01-Brass polished with varnish 02-Bright Nickel plated 03-Satin Nickel Plated