Have anybody seen this faucet fastener before?

[wireshield]

Have anybody used or seen this faucet nut before?
Do you think it will work?

[ame]http://www.youtube.com/watch?v=BQs97fJeE9g&list=UUxWj4d2JeueP5AYcSNAQKxg[/ame]

 

[IFIXH20]

Don't know if that will work with 4mm granite counter tops, Looks like you will run out of threads on the faucet to connect the supply line