Unlocking the control panel 80,000-locks (tubular pin tumbler lock) at the town factory

"I want you to open the control panel for inspection and maintenance."

It seems that the control panel for maintenance does not open.He said he lost the key.
If you open it, you will have to replace the parts yourself, so you only need to unlock it.
Since it was 80,000-locks, CHOICE that fits 7 mm in diameter.Completed by quickening several times.