What is this tool for?

[72Wagon]

Found this in father in-laws garage any idea what its for? Has no markings on it.

http://mail.centurylink.net/service/home/~/?id=146504&part=2&auth=co&disp=i

 

[ericg]

It is used to break the beads on tubless tires
http://www.amazon.com/dp/B00JQW6B9C/?tag=atomicindus08-20

 

[72Wagon]

Thanks, will have to see if its worth keeping.