In this case it is explainable....
The offer for Fr 84.65 comes from the third party supplier DasWarenhaus CH (
https://helpcenter.digitec.ch/hc...)
The offer for Fr 60.- from Digitec itself is still available
iFixit Pro Tech Toolkit (Tools, Various)But it's not available (assume it's sold out due to a recent blog article).
The Digitecshop weights availability higher than the lowest price. That's why the offer is shown for Fr 84.65.
If there are several suppliers for the same product, you will see a list of all suppliers and their prices and availability on the product page below the description and specifications.