Repair kit

[exyzus 64]

I see that there is an option to create a “repair kit” with a metal alloy (which costs around 12kk on the market now). 
 

does this serve the same function as repairing in the blacksmith? Does it have limited time of use? Is it worth getting?

 

thanks!

 

[Babyechop1 6]

No time 

I think it's worth it. when in lc .