... (Previous Year) Alarm Lock, Normal Lock Alarm Lock 2,400,000 Pcs Per Year Normal Lock 780,000 ... s) Used Condition Bench drill Z406, Z406C, Z512-2 30 5.0 Acceptable Precision meter lathe CM0625A 3 ... Acceptable Digital key-tooth shaping machine SK05-XC 1 2.0 Acceptable Welding machine SPN-16KP 1 0. ... Acceptable Key gear milling machine YP-2 1 3.0 Acceptable Production Flow: 1.Blank 2.Drilling 3.Polishing 4. ...