I’ll check if there is a batch number
Should I ask them to replace them?
Yes, you cannot use them like that.
I’ve checked and there are 2 different batch numbers, I remember they came from 2 different warehouses because of the quantity I ordered
You need to keep the two batches separate, and use them for different room areas.
The issue is that the tool wears down as it cuts the slot.If there is a tool problem, then I don’t see how they should fit even if from the same batch
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