"Plus, thanks to slotted-head screws and accurately machined components, the knife is easy to clean if it gets dirty."
Funny that - my eyes see Torx-head screws...
MandoBearI bet this is something lost in the translation; they probably wanted to indicate the flush with the scales flat head screws, as opposed to the commonly used button head ones. Then someone, or an automated translator, made the "correction" to "slotted."