Master 6230LH
Solid steel high security padlock resists tough abuse.
2-1/2" wide hardened solid steel body.
Hardened boron alloy schackle for superior cut resistance.
Special spool pins are virtually impossible to pick.
Rekeyable-replaceable cylinder and shackle.
7/16" thick shackle
7/8" x 2" inside opening of shackle
Special spool pins virtually impossible to pick?

Ladies and Gentlemen, I feel it is our duty, nay our priveledge, to take up this challenge.
I was trying to get my hands on more security pins, when I stun=mbled across this add. Seems like a pretty big boast to me. Here is the address:
http://www.buyasafe.com/Scripts/prodView.asp?idproduct=250 :