Hmmm....looks like KLM might not like any type of scissors -
Blunt and edged items....
Restricted articles
According to European Union rules, the following articles may not be carried in hand baggage in the cabin of a passenger aircraft:
Liquids, unless in small quantities and packed separately according to the official rules
Products of animal origin
Firearms
Blunt and edged items
Explosives, flammable, chemical and toxic substances
Loose lithium batteries, such as rechargeable lithium batteries and AA lithium batteries for laptops and DVD players, may only be carried in hand baggage. Each spare battery must be packed in the original packaging. If you no longer have this packaging, you must cover the battery contact points with tape to insulate them and pack each battery in a separate plastic bag.