Special hardening process makes this chain nearly impossible to cutSecure any motorcycle, trailer, bike or ATVSecurity chain is hardened to 63 rc at 10% depth and 50 rc in the coreSquare, case-hardened links fit perfectly in Viro locksCannot be cut by hand with bolt cuttersSquare link shape does not allow bolt cutters to get a proper grip on the chainRequires a hydraulic cutter or a torch to defeat the chainElectro-galvanized finish for maximum corrosion protectionCordura wear pad included for scratch protectionConvenient storage bag with carry handle includedLifetime warranty on chain if it is ever cut with a hand tool or bolt cutterChain length may vary + / - the length of one link of chain – up to 2 inches on 3/8 inch chain and up to 1.5 inches on 5/16 inch chainWARNING: This ultra-hard chain is specifically engineered for security applications. This chain is not intended for lifting or tie down applications. Do not use this chain to lift or tie down any load.