You Know You Are Old When

[bigtiller]

Where can I get one?

Amazon has them for $14 but other sources are less expensive.
Here is one for $6.44

Google Search

Edit...It only works on this type of cap.

 

[WinterDeere]

We have this tool for removing the locking portion of the cap. It is easy to use.

Looks an awful lot like a tool I have for releasing the interlocking bead on vinyl siding.

 

[Jstpssng]

A pair of water pump pliers (aka Channel locks) is quite effective for opening them.

 

[Eagle1]

A pair of water pump pliers (aka Channel locks) is quite effective for opening them.

Works when child proof defeats you, or it get's the saw...... no top no problem

 

[scootr]

Works when child proof defeats you, or it get's the saw...... no top no problem

I sense a little frustration