I have had five punctures caused by screws, mind you that is in over 55 years driving so not too bad???????
Now if they had left me several boxes of different sizes I would not be moaning!!
I believe that most probs of this sort are just carelessness or maybe carenviousness
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Ray at Wigan Pier
2014 A8L D4 4.0TFSI Gold (Sticker says "Beige") Can't leave you in a black smoke cloud anymore..
In progress, Nothing left to do.
Gone 2004 A8 D3 3.0 TDI. Ebony Pearl Black (with little bits of other colours and glitter)