A: Have no idea, haven't dropped anything heavy enough to damage it. It's not a safety lifeline. It's a lot cheaper than the tools I attach to it and infinitely cheaper than the person who might be under my dropped tool.
A: It can be reused over again. I use this differently then designed as a matter of preference.I slide the clip end under a belt rather then clip it.
A: The Klein Tools model # TT1 Tool Tether can be used again after a tool is dropped. It is not a one-time use item.