What can tell you about these?
Three common comb picks for use on a wide variety of locks, trailer locks etc. There's an additional thin comb for those tighter situations too.
You wont need a tension wrench as the method involves adding its own tension.
It you need it to open, then we can help you have a way
Simple, reliable and they will fit into your existing gear easily
If you need a carry solution we recommend
https://store.lawindustries.co.uk/product/executive-leather-slip-case