Some rare time if you fast change equipment the model of both glitch and this happen
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German engineering.
3 Likes
Get to work! Or else! 
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it’s for un-repairing! I always thought the repair kits should work for sabotaging enemy tanks if you have no AT weapons. hurrr
must be some kind of late war last ditch tool
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When it happened to me I couldn’t repair my tank, there was no interaction with parts.